Tenda W12/i24 httpd cgiSysScheduleRebootSet stack-based overflow
Priority MEDIUM 42CWE-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 found in Tenda W12 and i24 3.0.0.4(2887)/3.0.0.5(3644). It has been rated as critical. This issue affects the function cgiSysScheduleRebootSet of the file /bin/httpd. The manipulation of the argument rebootDate leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01018 63rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- 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 |
|---|---|---|---|---|---|
| Tenda | W12 | 3.0.0.4(2887); 3.0.0.5(3644) | — | No fix listed | CNA |
| Tenda | i24 | 3.0.0.4(2887); 3.0.0.5(3644) | — | No fix listed | CNA |
- W12 VendorTenda Affected 3.0.0.4(2887); 3.0.0.5(3644) Fixed in — No fix listed CNA
- i24 VendorTenda Affected 3.0.0.4(2887); 3.0.0.5(3644) Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:tenda:w12_firmware:3.0.0.4\(2887\):*:*:*:*:*:*:* | 3.0.0.4(2887) | Vulnerable | Tenda |
| cpe:2.3:h:tenda:w12:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Tenda |
| cpe:2.3:o:tenda:w12_firmware:3.0.0.5\(3644\):*:*:*:*:*:*:* | 3.0.0.5(3644) | Vulnerable | Tenda |
| cpe:2.3:o:tenda:i24_firmware:3.0.0.4\(2887\):*:*:*:*:*:*:* | 3.0.0.4(2887) | Vulnerable | Tenda |
| cpe:2.3:h:tenda:i24:-:*:*:*:*:*:*:* | not specified by NVD | Running on | Tenda |
| cpe:2.3:o:tenda:i24_firmware:3.0.0.5\(3644\):*:*:*:*:*:*:* | 3.0.0.5(3644) | Vulnerable | Tenda |
- cpe:2.3:o:tenda:w12_firmware:3.0.0.4\(2887\):*:*:*:*:*:*:* Versions 3.0.0.4(2887) Vulnerable ·Tenda
- cpe:2.3:h:tenda:w12:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tenda
- cpe:2.3:o:tenda:w12_firmware:3.0.0.5\(3644\):*:*:*:*:*:*:* Versions 3.0.0.5(3644) Vulnerable ·Tenda
- cpe:2.3:o:tenda:i24_firmware:3.0.0.4\(2887\):*:*:*:*:*:*:* Versions 3.0.0.4(2887) Vulnerable ·Tenda
- cpe:2.3:h:tenda:i24:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·Tenda
- cpe:2.3:o:tenda:i24_firmware:3.0.0.5\(3644\):*:*:*:*:*:*:* Versions 3.0.0.5(3644) Vulnerable ·Tenda
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2025-3803
- 2026-10-03 Alias added: GHSA-5pf2-m3f5-xwwj
References
Exploit 1
Other 1
More Tenda I24 Firmware vulnerabilities
- TI-2025-03370 Tenda W12/i24 httpd cgiSysUplinkCheckSet stack-based overflow CVSS 4.0HIGH 8.7
- TI-2025-03550 Tenda W12/i24 httpd modules cgidhcpsCfgSet stack-based overflow CVSS 4.0HIGH 8.7
- TI-2025-43135 Tenda i24V3.0si V3.0.0.5 Firmware V3.0.0.5 was discovered to contain a hardcoded password… CVSS 3.1HIGH 8.4
- TI-2024-37908 Tenda i24 V2.0.0.5 is vulnerable to Buffer Overflow in the addWifiMacFilter function. CVSS 3.1CRITICAL 9.8
- TI-2025-03352 Tenda W12/i24 httpd cgiPingSet stack-based overflow CVSS 4.0HIGH 8.7
Sources
- CVE-2025-3803 · CVE Program
- CVE-2025-3803 · NVD
- FIRST EPSS
- GHSA-5pf2-m3f5-xwwj · 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