CVE-2025-8940HIGH 8.8EPSS p51.1%
CVE-2025-8940CVE-2025-8940
Description
A vulnerability was identified in Tenda AC20 up to 16.03.08.12. Affected by this vulnerability is the function strcpy of the file /goform/saveParentControlInfo. The manipulation of the argument Time leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.
Scoring
| CVSS 3.1 | 8.8 (HIGH) |
| Vector | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 0.78% probability of exploitation · percentile 51.1% · 2026-06-19T12:03:05Z |
| Published | 2025-08-14 |
| Last modified | 2025-08-19 |
Underlying weaknesses· 2
References
- https://github.com/lin-3-start/lin-cve/blob/main/Tenda%20AC20-2/Tenda%20AC20-2.md
- https://github.com/lin-3-start/lin-cve/blob/main/Tenda%20AC20-2/Tenda%20AC20-2.md#poc
- https://vuldb.com/?ctiid.319903
- https://vuldb.com/?id.319903
- https://vuldb.com/?submit.631836
- https://www.tenda.com.cn/
- https://github.com/lin-3-start/lin-cve/blob/main/Tenda%20AC20-2/Tenda%20AC20-2.md
2
| Type | Target | Confidence | Tier |
|---|---|---|---|
| Weakness | Improper Restriction of Operations within the Bounds of a Memory Buffercwe-119 | 0% | live |
| Weakness | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')cwe-120 | 0% | live |
Related by meaning· 6
Nearest entities by semantic similarity across the cs-graph corpus.