Tenda W12 Web Management httpd cgiSysWebTimeoutSet denial of service
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-404.
Summary
A vulnerability was found in Tenda W12 3.0.0.7(4763). This issue affects the function cgiSysWebTimeoutSet of the file /bin/httpd of the component Web Management Interface. The manipulation of the argument web_over_time results in denial of service. It is possible to launch the attack remotely. The exploit has been made public and could be used.
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
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-10190
- 2026-10-03 Alias added: GHSA-hgcw-qw4m-rwrh
References
More Tenda vulnerabilities
- TI-2021-11772 An issue was discovered on Tenda AC11 devices with firmware through 02.03.01.104_CN. KEVCVSS 3.1CRITICAL 9.8
- TI-2020-08863 The goform/setUsbUnload endpoint of Tenda AC15 AC1900 version 15.03.05.19 allows remote… KEVCVSS 3.1CRITICAL 9.8
- TI-2018-10434 An issue was discovered on Tenda AC7 devices with firmware through V15.03.06.44_CN(AC7)… KEVCVSS 3.1CRITICAL 9.8
- TI-2026-78650 Stack-based buffer overflow in Tenda AC19 web management service CVSS 4.0CRITICAL 10.0
- TI-2026-66119 Tenda HG7/HG9/HG10 Boa Web Server formLoopBack boaGetVar stack-based overflow CVSS 4.0CRITICAL 10.0
- TI-2026-57025 Tenda AC18 Telnet telnet missing authentication CVSS 4.0CRITICAL 10.0
Sources
- CVE-2026-10190 · CVE Program
- CVE-2026-10190 · NVD
- FIRST EPSS
- GHSA-hgcw-qw4m-rwrh · GitHub Advisory Database · CC BY 4.0
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