Use after free in Siemens NX 1953 Series
Priority LOW 37CWE-416Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- 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-416 and the CVSS impact.
Summary
A vulnerability has been identified in NX 1953 Series (All versions < V1973.3700), NX 1980 Series (All versions < V1988), Solid Edge SE2021 (All versions < SE2021MP8). The affected application contains a use-after-free vulnerability while parsing OBJ files. An attacker could leverage this vulnerability to execute code in the context of the current process (ZDI-CAN-13771).
Why it matters now
EPSS 0.01567 75th percentileScored 2026-11-07
Fix Fixed NX 1953 Series (Siemens): V1973.3700NX 1980 Series (Siemens): V1988
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 | NX 1953 Series | before V1973.3700 | V1973.3700 | Patch available | CNA |
| Siemens | NX 1980 Series | before V1988 | V1988 | Patch available | CNA |
| Siemens | Solid Edge SE2021 | All versions < SE2021MP8 | — | No fix listed | CNA |
- NX 1953 Series VendorSiemens Affected before V1973.3700 Fixed in V1973.3700 Patch available CNA
- NX 1980 Series VendorSiemens Affected before V1988 Fixed in V1988 Patch available CNA
- Solid Edge SE2021 VendorSiemens Affected All versions < SE2021MP8 Fixed in — No fix listed CNA
CPE configurations NVD · 21
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:siemens:solid_edge:*:*:*:*:*:*:*:* | before se2021 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:solid_edge:se2021:-:*:*:*:*:*:* | se2021 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack1:*:*:*:*:*:* | se2021 maintenance_pack1 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack2:*:*:*:*:*:* | se2021 maintenance_pack2 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack3:*:*:*:*:*:* | se2021 maintenance_pack3 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack4:*:*:*:*:*:* | se2021 maintenance_pack4 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack5:*:*:*:*:*:* | se2021 maintenance_pack5 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack6:*:*:*:*:*:* | se2021 maintenance_pack6 | Vulnerable | Siemens |
| cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack7:*:*:*:*:*:* | se2021 maintenance_pack7 | Vulnerable | Siemens |
| cpe:2.3:o:siemens:nx_1984_firmware:*:*:*:*:*:*:*:* | before 1984 | Vulnerable | Siemens |
- cpe:2.3:a:siemens:solid_edge:*:*:*:*:*:*:*:* Versions before se2021 Vulnerable ·Siemens
- cpe:2.3:a:siemens:solid_edge:se2021:-:*:*:*:*:*:* Versions se2021 Vulnerable ·Siemens
- cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack1:*:*:*:*:*:* Versions se2021 maintenance_pack1 Vulnerable ·Siemens
- cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack2:*:*:*:*:*:* Versions se2021 maintenance_pack2 Vulnerable ·Siemens
- cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack3:*:*:*:*:*:* Versions se2021 maintenance_pack3 Vulnerable ·Siemens
- cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack4:*:*:*:*:*:* Versions se2021 maintenance_pack4 Vulnerable ·Siemens
- cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack5:*:*:*:*:*:* Versions se2021 maintenance_pack5 Vulnerable ·Siemens
- cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack6:*:*:*:*:*:* Versions se2021 maintenance_pack6 Vulnerable ·Siemens
- cpe:2.3:a:siemens:solid_edge:se2021:maintenance_pack7:*:*:*:*:*:* Versions se2021 maintenance_pack7 Vulnerable ·Siemens
- cpe:2.3:o:siemens:nx_1984_firmware:*:*:*:*:*:*:*:* Versions before 1984 Vulnerable ·Siemens
Show 11 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:h:siemens:nx_1984:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:nx_1988_firmware:*:*:*:*:*:*:*:* | before 1984 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:nx_1988:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:nx_1957_firmware:*:*:*:*:*:*:*:* | before 1973.3700 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:nx_1957:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:nx_1961_firmware:*:*:*:*:*:*:*:* | before 1973.3700 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:nx_1961:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:nx_1965_firmware:*:*:*:*:*:*:*:* | before 1973.3700 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:nx_1965:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
| cpe:2.3:o:siemens:nx_1969_firmware:*:*:*:*:*:*:*:* | before 1973.3700 | Vulnerable | Siemens |
| cpe:2.3:h:siemens:nx_1969:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Siemens |
- cpe:2.3:h:siemens:nx_1984:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:nx_1988_firmware:*:*:*:*:*:*:*:* Versions before 1984 Vulnerable ·Siemens
- cpe:2.3:h:siemens:nx_1988:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:nx_1957_firmware:*:*:*:*:*:*:*:* Versions before 1973.3700 Vulnerable ·Siemens
- cpe:2.3:h:siemens:nx_1957:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:nx_1961_firmware:*:*:*:*:*:*:*:* Versions before 1973.3700 Vulnerable ·Siemens
- cpe:2.3:h:siemens:nx_1961:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:nx_1965_firmware:*:*:*:*:*:*:*:* Versions before 1973.3700 Vulnerable ·Siemens
- cpe:2.3:h:siemens:nx_1965:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
- cpe:2.3:o:siemens:nx_1969_firmware:*:*:*:*:*:*:*:* Versions before 1973.3700 Vulnerable ·Siemens
- cpe:2.3:h:siemens:nx_1969:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Siemens
Remediation
- Fix · CNA NX 1953 Series (Siemens) Fixed in V1973.3700
- Fix · CNA NX 1980 Series (Siemens) Fixed in V1988
Timeline
- 2026-10-02 Threatist record created from CVE-2021-41535
- 2026-10-03 Alias added: GHSA-mvfm-jv7j-j8f4
References
More Siemens Nx 1957 Firmware vulnerabilities
- TI-2021-18277 A vulnerability has been identified in NX 1953 Series (All versions < V1973.3700), NX… CVSS 3.1LOW 3.3
Sources
- CVE-2021-41535 · CVE Program
- CVE-2021-41535 · NVD
- FIRST EPSS
- GHSA-mvfm-jv7j-j8f4 · 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