CVE-2025-7912Improper Restriction of Operations within the Bounds of a Memory Buffer in T6

Severity
7.4HIGHNVD
EPSS
0.6%
top 30.65%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJul 20
Latest updateDec 4

Description

A vulnerability, which was classified as critical, has been found in TOTOLINK T6 4.1.5cu.748_B20211015. This issue affects the function recvSlaveUpgstatus of the component MQTT Service. The manipulation of the argument s leads to buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Affected Packages2 packages

CVEListV5totolink/t64.1.5cu.748_B20211015
NVDtotolink/t6_firmwarev4.1.5cu.748_b20211015

🔴Vulnerability Details

3
OSV
cups vulnerability2025-12-04
GHSA
GHSA-pfrw-775r-c344: A vulnerability, which was classified as critical, has been found in TOTOLINK T6 42025-07-21
CVEList
TOTOLINK T6 MQTT Service recvSlaveUpgstatus buffer overflow2025-07-20
CVE-2025-7912 — Totolink T6 vulnerability | cvebase