CVE-2025-9791CRITICAL 9.8EPSS p50.8%
CVE-2025-9791CVE-2025-9791
Description
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.
Scoring
| CVSS 3.1 | 9.8 (CRITICAL) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 0.77% probability of exploitation · percentile 50.8% · 2026-06-19T12:03:05Z |
| Published | 2025-09-01 |
| Last modified | 2025-09-04 |
Underlying weaknesses· 3
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
3
| Type | Target | Confidence | Tier |
|---|---|---|---|
| Weakness | Improper Restriction of Operations within the Bounds of a Memory Buffercwe-119 | 0% | live |
| Weakness | Stack-based Buffer Overflowcwe-121 | 0% | live |
| Weakness | Out-of-bounds Writecwe-787 | 0% | live |
Related by meaning· 6
Nearest entities by semantic similarity across the cs-graph corpus.