Tenda O1 DhcpSetSer fromDhcpSetSer stack-based overflow
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-121 and the CVSS impact.
Summary
A vulnerability was found in Tenda O1 1.0.0.7(10648) and classified as critical. Affected by this issue is the function fromDhcpSetSer of the file /goform/DhcpSetSer. The manipulation of the argument dhcpStartIp/dhcpEndIp/dhcpGw/dhcpMask/dhcpLeaseTime/dhcpDns1/dhcpDns2 leads to stack-based buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. NOTE: 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
- 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 | O1 | 1.0.0.7(10648) | — | No fix listed | CNA |
- O1 VendorTenda Affected 1.0.0.7(10648) Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2024-8227
- 2026-10-03 Alias added: GHSA-r7gp-3gxw-qrxh
References
More Tenda O1 Firmware vulnerabilities
- TI-2024-07625 Tenda O1 setcfm formSetCfm stack-based overflow CVSS 4.0HIGH 8.7
Sources
- CVE-2024-8227 · CVE Program
- CVE-2024-8227 · NVD
- FIRST EPSS
- GHSA-r7gp-3gxw-qrxh · GitHub Advisory Database · CC BY 4.0
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