CVE-2025-7913HIGH 8.8EPSS p49.4%

CVE-2025-7913CVE-2025-7913

Description

A vulnerability, which was classified as critical, was found in TOTOLINK T6 4.1.5cu.748_B20211015. Affected is the function updateWifiInfo of the component MQTT Service. The manipulation of the argument serverIp leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the 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
EPSS0.73% probability of exploitation · percentile 49.4% · 2026-06-19T12:03:05Z
Published2025-07-21
Last modified2025-07-23

Underlying weaknesses· 2

CWE-119CWE-120

References

  1. https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/7.md
  2. https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/7.md#poc
  3. https://vuldb.com/?ctiid.317028
  4. https://vuldb.com/?id.317028
  5. https://vuldb.com/?submit.618656
  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.