Belkin F9K1122 webs formSetWanStatic os command injection
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-77.
Summary
A vulnerability has been found in Belkin F9K1122 1.00.33 and classified as critical. Affected by this vulnerability is the function formSetWanStatic of the file /goform/formSetWanStatic of the component webs. The manipulation of the argument m_wan_ipaddr/m_wan_netmask/m_wan_gateway/m_wan_staticdns1/m_wan_staticdns2 is directly passed by the attacker/so we can control the m_wan_ipaddr/m_wan_netmask/m_wan_gateway/m_wan_staticdns1/m_wan_staticdns2 leads to os command injection. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
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 |
|---|---|---|---|---|---|
| Belkin | F9K1122 | 1.00.33 | — | No fix listed | CNA |
- F9K1122 VendorBelkin Affected 1.00.33 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-7081
- 2026-10-03 Alias added: GHSA-jc2r-6j78-38qm
References
More Belkin F9k1122 Firmware vulnerabilities
- TI-2026-04916 Belkin F9K1122 formWlanSetup stack-based overflow CVSS 4.0HIGH 8.7
- TI-2026-04402 Belkin F9K1122 Setting formSetSystemSettings stack-based overflow CVSS 4.0HIGH 8.7
- TI-2026-04401 Belkin F9K1122 Parameter formSetPassword stack-based overflow CVSS 4.0HIGH 8.7
- TI-2026-04400 Belkin F9K1122 Parameter formCrossBandSwitch stack-based overflow CVSS 4.0HIGH 8.7
- TI-2026-03970 Belkin F9K1122 formWISP5G stack-based overflow CVSS 4.0HIGH 8.7
- TI-2025-06456 Belkin F9K1122 webs formBSSetSitesurvey stack-based overflow CVSS 4.0HIGH 8.7
Sources
- CVE-2025-7081 · CVE Program
- CVE-2025-7081 · NVD
- FIRST EPSS
- GHSA-jc2r-6j78-38qm · 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