Vulnerability Description
A vulnerability has been found in Tenda AC20 up to 16.03.08.12. The impacted element is the function sscanf of the file /goform/PowerSaveSet. The manipulation of the argument powerSavingEn/time/powerSaveDelay/ledCloseType leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Tenda | Ac20 Firmware | <= 16.03.08.12 |
| Tenda | Ac20 | - |
Related Weaknesses (CWE)
References
- https://github.com/xyh4ck/iot_poc/blob/main/Tenda%20AC20_Buffer_Overflow/Tenda%2ExploitThird Party Advisory
- https://github.com/xyh4ck/iot_poc/tree/main/Tenda%20AC20_Buffer_OverflowExploitThird Party Advisory
- https://vuldb.com/?ctiid.338742Permissions RequiredVDB Entry
- https://vuldb.com/?id.338742Third Party AdvisoryVDB Entry
- https://vuldb.com/?submit.726360Third Party AdvisoryVDB Entry
- https://www.tenda.com.cn/Product
FAQ
What is CVE-2025-15356?
CVE-2025-15356 is a vulnerability with a CVSS score of 8.8 (HIGH). A vulnerability has been found in Tenda AC20 up to 16.03.08.12. The impacted element is the function sscanf of the file /goform/PowerSaveSet. The manipulation of the argument powerSavingEn/time/powerS...
How severe is CVE-2025-15356?
CVE-2025-15356 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-15356?
Check the references section above for vendor advisories and patch information. Affected products include: Tenda Ac20 Firmware, Tenda Ac20.