D-Link DIR-822K/DWR-M920 formWanConfigSetup buffer overflow
Priority HIGH 73CWE-119Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.
Summary
A vulnerability was identified in D-Link DIR-822K and DWR-M920 1.00_20250513164613/1.1.50. The affected element is an unknown function of the file /boafrm/formWanConfigSetup. The manipulation of the argument submit-url leads to buffer overflow. The attack is possible to be carried out remotely. The exploit is publicly available and might be used.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.0082 57th percentileScored 2026-11-07
Public exploit Yes 2 exploit referencesTagged by NVD and the CNA
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| D-Link | DIR-822K | 1.00_20250513164613; 1.1.50 | — | No fix listed | CNA |
| D-Link | DWR-M920 | 1.00_20250513164613; 1.1.50 | — | No fix listed | CNA |
- DIR-822K VendorD-Link Affected 1.00_20250513164613; 1.1.50 Fixed in — No fix listed CNA
- DWR-M920 VendorD-Link Affected 1.00_20250513164613; 1.1.50 Fixed in — No fix listed CNA
CPE configurations NVD · 4
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:dlink:dir-822k_firmware:1.00_20250513164613:*:*:*:*:*:*:* | 1.00_20250513164613 | Vulnerable | D-Link Japan K.K. |
| cpe:2.3:h:dlink:dir-822k:-:*:*:*:*:*:*:* | not specified by NVD | Running on | D-Link Japan K.K. |
| cpe:2.3:o:dlink:dwr-m920_firmware:1.1.50:*:*:*:*:*:*:* | 1.1.50 | Vulnerable | D-Link Japan K.K. |
| cpe:2.3:h:dlink:dwr-m920:b2:*:*:*:*:*:*:* | b2 | Running on | D-Link Japan K.K. |
- cpe:2.3:o:dlink:dir-822k_firmware:1.00_20250513164613:*:*:*:*:*:*:* Versions 1.00_20250513164613 Vulnerable ·D-Link Japan K.K.
- cpe:2.3:h:dlink:dir-822k:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·D-Link Japan K.K.
- cpe:2.3:o:dlink:dwr-m920_firmware:1.1.50:*:*:*:*:*:*:* Versions 1.1.50 Vulnerable ·D-Link Japan K.K.
- cpe:2.3:h:dlink:dwr-m920:b2:*:*:*:*:*:*:* Versions b2 Running on ·D-Link Japan K.K.
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-13551
- 2026-10-03 Alias added: GHSA-x8rw-qwf8-38pg
References
More D-Link vulnerabilities
- TI-2024-03070 D-Link DNS-320L/DNS-325/DNS-327L/DNS-340L HTTP GET Request nas_sharing.cgi command injection KEVCVSS 3.1CRITICAL 9.8
- TI-2024-03069 D-Link DNS-320L/DNS-325/DNS-327L/DNS-340L HTTP GET Request nas_sharing.cgi hard-coded credentials KEVCVSS 3.1CRITICAL 9.8
- TI-2024-00708 D-Link DIR-859 HTTP POST Request hedwig.cgi path traversal KEVCVSS 3.1CRITICAL 9.8
- TI-2023-10693 OS Command injection vulnerability in D-Link DIR820LA1_FW105B03 allows attackers to… KEVCVSS 3.1CRITICAL 9.8
- TI-2022-17249 D-Link Go-RT-AC750 GORTAC750_revA_v101b03 and GO-RT-AC750_revB_FWv200b02 are vulnerable… KEVCVSS 3.1CRITICAL 9.8
- TI-2022-09657 D-Link DIR-820L 1.05B03 was discovered to contain remote command execution (RCE)… KEVCVSS 3.1CRITICAL 9.8
Sources
- CVE-2025-13551 · CVE Program
- CVE-2025-13551 · NVD
- FIRST EPSS
- GHSA-x8rw-qwf8-38pg · 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