Stack-based buffer overflow in Siemens SCALANCE X200-4P IRT
Priority MEDIUM 46CWE-121Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-121 and the CVSS impact.
Summary
A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT (All versions < 5.5.1), SCALANCE X201-3P IRT PRO (All versions < 5.5.1), SCALANCE X202-2 IRT (All versions < 5.5.1), SCALANCE X202-2P IRT (incl. SIPLUS NET variant) (All versions < 5.5.1), SCALANCE X202-2P IRT PRO (All versions < 5.5.1), SCALANCE X204 IRT (All versions < 5.5.1), SCALANCE X204 IRT PRO (All versions < 5.5.1), SCALANCE X204-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X204-2FM (All versions < V5.2.5), SCALANCE X204-2LD (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X204-2LD TS (All versions < V5.2.5), SCALANCE X204-2TS (All versions < V5.2.5), SCALANCE X206-1 (All versions < V5.2.5), SCALANCE X206-1LD (All versions < V5.2.5), SCALANCE X208 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X208PRO (All versions < V5.2.5), SCALANCE X212-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE X212-2LD (All versions < V5.2.5), SCALANCE X216 (All versions < V5.2.5), SCALANCE X224 (All versions < V5.2.5), SCALANCE XF201-3P IRT (All versions < 5.5.1), SCALANCE XF202-2P IRT (All versions < 5.5.1), SCALANCE XF204 (All versions < V5.2.5), SCALANCE XF204 IRT (All versions < 5.5.1), SCALANCE XF204-2 (incl. SIPLUS NET variant) (All versions < V5.2.5), SCALANCE XF204-2BA IRT (All versions < 5.5.1), SCALANCE XF206-1 (All versions < V5.2.5), SCALANCE XF208 (All versions < V5.2.5). Incorrect processing of POST requests in the web server may write out of bounds in stack. An attacker might leverage this to denial-of-service of the device or remote code execution.
Why it matters now
EPSS 0.02129 82nd percentileScored 2026-11-07
Fix Fixed SCALANCE X200-4P IRT (Siemens): 5.5.1SCALANCE X201-3P IRT (Siemens): 5.5.1+27 more products
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Siemens | SCALANCE X200-4P IRT | before 5.5.1 | 5.5.1 | Patch available | CNA |
| Siemens | SCALANCE X201-3P IRT | before 5.5.1 | 5.5.1 | Patch available | CNA |
| Siemens | SCALANCE X201-3P IRT PRO | before 5.5.1 | 5.5.1 | Patch available | CNA |
| Siemens | SCALANCE X202-2 IRT | before 5.5.1 | 5.5.1 | Patch available | CNA |
| Siemens | SCALANCE X202-2P IRT (incl. SIPLUS NET variant) | before 5.5.1 | 5.5.1 | Patch available | CNA |
| Siemens | SCALANCE X202-2P IRT PRO | before 5.5.1 | 5.5.1 | Patch available | CNA |
| Siemens | SCALANCE X204 IRT | before 5.5.1 | 5.5.1 | Patch available | CNA |
| Siemens | SCALANCE X204 IRT PRO | before 5.5.1 | 5.5.1 | Patch available | CNA |
| Siemens | SCALANCE X204-2 (incl. SIPLUS NET variant) | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE X204-2FM | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE X204-2LD (incl. SIPLUS NET variant) | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE X204-2LD TS | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE X204-2TS | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE X206-1 | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE X206-1LD | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE X208 (incl. SIPLUS NET variant) | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE X208PRO | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE X212-2 (incl. SIPLUS NET variant) | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE X212-2LD | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE X216 | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE X224 | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE XF201-3P IRT | before 5.5.1 | 5.5.1 | Patch available | CNA |
| Siemens | SCALANCE XF202-2P IRT | before 5.5.1 | 5.5.1 | Patch available | CNA |
| Siemens | SCALANCE XF204 | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE XF204 IRT | before 5.5.1 | 5.5.1 | Patch available | CNA |
| Siemens | SCALANCE XF204-2 (incl. SIPLUS NET variant) | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE XF204-2BA IRT | before 5.5.1 | 5.5.1 | Patch available | CNA |
| Siemens | SCALANCE XF206-1 | before V5.2.5 | V5.2.5 | Patch available | CNA |
| Siemens | SCALANCE XF208 | before V5.2.5 | V5.2.5 | Patch available | CNA |
- SCALANCE X200-4P IRT VendorSiemens Affected before 5.5.1 Fixed in 5.5.1 Patch available CNA
- SCALANCE X201-3P IRT VendorSiemens Affected before 5.5.1 Fixed in 5.5.1 Patch available CNA
- SCALANCE X201-3P IRT PRO VendorSiemens Affected before 5.5.1 Fixed in 5.5.1 Patch available CNA
- SCALANCE X202-2 IRT VendorSiemens Affected before 5.5.1 Fixed in 5.5.1 Patch available CNA
- SCALANCE X202-2P IRT (incl. SIPLUS NET variant) VendorSiemens Affected before 5.5.1 Fixed in 5.5.1 Patch available CNA
- SCALANCE X202-2P IRT PRO VendorSiemens Affected before 5.5.1 Fixed in 5.5.1 Patch available CNA
- SCALANCE X204 IRT VendorSiemens Affected before 5.5.1 Fixed in 5.5.1 Patch available CNA
- SCALANCE X204 IRT PRO VendorSiemens Affected before 5.5.1 Fixed in 5.5.1 Patch available CNA
- SCALANCE X204-2 (incl. SIPLUS NET variant) VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE X204-2FM VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE X204-2LD (incl. SIPLUS NET variant) VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE X204-2LD TS VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE X204-2TS VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE X206-1 VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE X206-1LD VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE X208 (incl. SIPLUS NET variant) VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE X208PRO VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE X212-2 (incl. SIPLUS NET variant) VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE X212-2LD VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE X216 VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE X224 VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE XF201-3P IRT VendorSiemens Affected before 5.5.1 Fixed in 5.5.1 Patch available CNA
- SCALANCE XF202-2P IRT VendorSiemens Affected before 5.5.1 Fixed in 5.5.1 Patch available CNA
- SCALANCE XF204 VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE XF204 IRT VendorSiemens Affected before 5.5.1 Fixed in 5.5.1 Patch available CNA
- SCALANCE XF204-2 (incl. SIPLUS NET variant) VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE XF204-2BA IRT VendorSiemens Affected before 5.5.1 Fixed in 5.5.1 Patch available CNA
- SCALANCE XF206-1 VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
- SCALANCE XF208 VendorSiemens Affected before V5.2.5 Fixed in V5.2.5 Patch available CNA
CPE configurations NVD · 58
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:siemens:scalance_x200-4p_irt_firmware:*:*:*:*:*:*:*:* | before 5.5.1 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x200-4p_irt:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x201-3p_irt_firmware:*:*:*:*:*:*:*:* | before 5.5.1 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x201-3p_irt:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x201-3p_irt_pro_firmware:*:*:*:*:*:*:*:* | before 5.5.1 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x201-3p_irt_pro:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x202-2_irt_firmware:*:*:*:*:*:*:*:* | before 5.5.1 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x202-2_irt:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x202-2p_irt_pro_firmware:*:*:*:*:*:*:*:* | before 5.5.1 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x202-2p_irt_pro:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
- cpe:2.3:o:siemens:scalance_x200-4p_irt_firmware:*:*:*:*:*:*:*:* Versions before 5.5.1 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x200-4p_irt:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x201-3p_irt_firmware:*:*:*:*:*:*:*:* Versions before 5.5.1 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x201-3p_irt:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x201-3p_irt_pro_firmware:*:*:*:*:*:*:*:* Versions before 5.5.1 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x201-3p_irt_pro:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x202-2_irt_firmware:*:*:*:*:*:*:*:* Versions before 5.5.1 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x202-2_irt:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x202-2p_irt_pro_firmware:*:*:*:*:*:*:*:* Versions before 5.5.1 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x202-2p_irt_pro:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
Show 48 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:siemens:scalance_x204_irt_firmware:*:*:*:*:*:*:*:* | before 5.5.1 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x204_irt:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x204_irt_pro_firmware:*:*:*:*:*:*:*:* | before 5.5.1 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x204_irt_pro:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x204-2_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x204-2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x204-2fm_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x204-2fm:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x204-2ld_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x204-2ld:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x204-2ld_ts_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x204-2ld_ts:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x204-2ts_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x204-2ts:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x206-1_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x206-1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x206-1ld_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x206-1ld:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x208_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x208:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x208pro_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x208pro:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x212-2_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x212-2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x212-2ld_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x212-2ld:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x216_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x216:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x224_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x224:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_xf201-3p_irt_firmware:*:*:*:*:*:*:*:* | before 5.5.1 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_xf201-3p_irt:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_xf202-2p_irt_firmware:*:*:*:*:*:*:*:* | before 5.5.1 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_xf202-2p_irt:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_xf204_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_xf204:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_xf204_irt_firmware:*:*:*:*:*:*:*:* | before 5.5.1 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_xf204_irt:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_xf204-2_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_xf204-2:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_xf204-2ba_irt_firmware:*:*:*:*:*:*:*:* | before 5.5.1 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_xf204-2ba_irt:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_xf206-1_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_xf206-1:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_xf208_firmware:*:*:*:*:*:*:*:* | before 5.2.5 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_xf208:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:scalance_x202-2p_irt_firmware:*:*:*:*:*:*:*:* | before 5.5.1 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:scalance_x202-2p_irt:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
- cpe:2.3:o:siemens:scalance_x204_irt_firmware:*:*:*:*:*:*:*:* Versions before 5.5.1 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x204_irt:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x204_irt_pro_firmware:*:*:*:*:*:*:*:* Versions before 5.5.1 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x204_irt_pro:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x204-2_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x204-2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x204-2fm_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x204-2fm:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x204-2ld_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x204-2ld:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x204-2ld_ts_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x204-2ld_ts:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x204-2ts_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x204-2ts:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x206-1_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x206-1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x206-1ld_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x206-1ld:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x208_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x208:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x208pro_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x208pro:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x212-2_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x212-2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x212-2ld_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x212-2ld:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x216_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x216:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x224_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x224:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_xf201-3p_irt_firmware:*:*:*:*:*:*:*:* Versions before 5.5.1 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_xf201-3p_irt:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_xf202-2p_irt_firmware:*:*:*:*:*:*:*:* Versions before 5.5.1 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_xf202-2p_irt:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_xf204_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_xf204:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_xf204_irt_firmware:*:*:*:*:*:*:*:* Versions before 5.5.1 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_xf204_irt:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_xf204-2_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_xf204-2:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_xf204-2ba_irt_firmware:*:*:*:*:*:*:*:* Versions before 5.5.1 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_xf204-2ba_irt:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_xf206-1_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_xf206-1:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_xf208_firmware:*:*:*:*:*:*:*:* Versions before 5.2.5 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_xf208:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:scalance_x202-2p_irt_firmware:*:*:*:*:*:*:*:* Versions before 5.5.1 Vulnerable ·Siemens
- cpe:2.3:h:siemens:scalance_x202-2p_irt:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
Remediation
- Fix · CNA SCALANCE X200-4P IRT (Siemens) Fixed in 5.5.1
- Fix · CNA SCALANCE X201-3P IRT (Siemens) Fixed in 5.5.1
- Fix · CNA SCALANCE X201-3P IRT PRO (Siemens) Fixed in 5.5.1
- Fix · CNA SCALANCE X202-2 IRT (Siemens) Fixed in 5.5.1
- Fix · CNA SCALANCE X202-2P IRT (incl. SIPLUS NET variant) (Siemens) Fixed in 5.5.1
- Fix · CNA SCALANCE X202-2P IRT PRO (Siemens) Fixed in 5.5.1
- Fix · CNA SCALANCE X204 IRT (Siemens) Fixed in 5.5.1
- Fix · CNA SCALANCE X204 IRT PRO (Siemens) Fixed in 5.5.1
- Fix · CNA SCALANCE X204-2 (incl. SIPLUS NET variant) (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE X204-2FM (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE X204-2LD (incl. SIPLUS NET variant) (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE X204-2LD TS (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE X204-2TS (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE X206-1 (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE X206-1LD (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE X208 (incl. SIPLUS NET variant) (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE X208PRO (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE X212-2 (incl. SIPLUS NET variant) (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE X212-2LD (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE X216 (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE X224 (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE XF201-3P IRT (Siemens) Fixed in 5.5.1
- Fix · CNA SCALANCE XF202-2P IRT (Siemens) Fixed in 5.5.1
- Fix · CNA SCALANCE XF204 (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE XF204 IRT (Siemens) Fixed in 5.5.1
- Fix · CNA SCALANCE XF204-2 (incl. SIPLUS NET variant) (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE XF204-2BA IRT (Siemens) Fixed in 5.5.1
- Fix · CNA SCALANCE XF206-1 (Siemens) Fixed in V5.2.5
- Fix · CNA SCALANCE XF208 (Siemens) Fixed in V5.2.5
Timeline
- 2026-10-02 Threatist record created from CVE-2021-25669
- 2026-10-03 Alias added: GHSA-2956-2v8q-xc52
References
More Siemens Scalance X200-4p Irt Firmware vulnerabilities
- TI-2022-09923 Buffer overflow in Siemens SCALANCE X200-4P IRT CVSS 3.1CRITICAL 9.6
- TI-2022-09921 A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < V5.5.2)… CVSS 3.1CRITICAL 9.8
- TI-2021-07800 Heap-based buffer overflow in Siemens SCALANCE X200-4P IRT CVSS 3.1CRITICAL 9.8
- TI-2022-09922 Buffer overflow in Siemens SCALANCE X200-4P IRT CVSS 3.1HIGH 8.2
- TI-2023-13504 A vulnerability has been identified in SCALANCE X200-4P IRT (All versions < V5.5.2)… CVSS 3.1HIGH 7.4
- TI-2022-19274 Cross-site scripting in Siemens SCALANCE X200-4P IRT CVSS 3.1MEDIUM 6.1
Sources
- CVE-2021-25669 · CVE Program
- CVE-2021-25669 · NVD
- FIRST EPSS
- GHSA-2956-2v8q-xc52 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences