CVE-2025-12611CRITICAL 9.8EPSS p43.9%

CVE-2025-12611CVE-2025-12611

Description

A vulnerability was identified in Tenda AC21 16.03.08.16. This vulnerability affects the function formSetPPTPServer of the file /goform/SetPptpServerCfg. The manipulation of the argument startIp leads to buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.60% probability of exploitation · percentile 43.9% · 2026-06-18T12:00:27Z
Published2025-11-03
Last modified2025-11-05

Underlying weaknesses· 2

CWE-119CWE-120

References

  1. https://github.com/LX-LX88/cve/issues/10
  2. https://vuldb.com/?ctiid.330906
  3. https://vuldb.com/?id.330906
  4. https://vuldb.com/?submit.678491
  5. https://www.tenda.com.cn/

2

TypeTargetConfidenceTier
WeaknessImproper Restriction of Operations within the Bounds of a Memory Buffercwe-1190%live
WeaknessBuffer Copy without Checking Size of Input ('Classic Buffer Overflow')cwe-1200%live

Related by meaning· 6

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Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.