Vulnerability Details CVE-2025-9791
A weakness has been identified in Tenda AC20 16.03.08.05. This vulnerability affects unknown code of the file /goform/fromAdvSetMacMtuWan. This manipulation of the argument wanMTU causes stack-based buffer overflow. Remote exploitation of the attack is possible. The exploit has been made available to the public and could be exploited.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 26.1%
CVSS Severity
CVSS v3 Score 8.8
CVSS v2 Score 9.0
References
- https://github.com/Cpppq43/Tenda/blob/main/Tenda_AC20_V16.03.08.05.md
- https://github.com/Cpppq43/Tenda/blob/main/Tenda_AC20_V16.03.08.05.md#poc
- https://vuldb.com/?ctiid.322106
- https://vuldb.com/?id.322106
- https://vuldb.com/?submit.641088
- https://www.tenda.com.cn/
- https://github.com/Cpppq43/Tenda/blob/main/Tenda_AC20_V16.03.08.05.md
- https://github.com/Cpppq43/Tenda/blob/main/Tenda_AC20_V16.03.08.05.md#poc
Products affected by CVE-2025-9791
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cpe:2.3:h:tenda:ac20:-
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cpe:2.3:o:tenda:ac20_firmware:16.03.08.5