CVE-2025-9779HIGH 8.8EPSS p43.9%

CVE-2025-9779CVE-2025-9779

Description

A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this vulnerability is the function sub_4162DC of the file /boafrm/formFilter. The manipulation of the argument ip6addr results in buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.60% probability of exploitation · percentile 43.9% · 2026-06-19T12:03:05Z
Published2025-09-01
Last modified2025-09-04

Underlying weaknesses· 2

CWE-119CWE-120

References

  1. https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md
  2. https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md#poc
  3. https://vuldb.com/?ctiid.322081
  4. https://vuldb.com/?id.322081
  5. https://vuldb.com/?submit.640987
  6. https://www.totolink.net/

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

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