PT-2025-30224 · Totolink · Totolink T6

Reisen_1943 · Published 2025-07-18 · Updated 2025-07-21 · CVE-2025-7912

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions TOTOLINK T6 version 4.1.5cu.748 B20211015

Description A critical issue has been identified in the MQTT Service component of the affected software. The recvSlaveUpgstatus function is susceptible to a buffer overflow when the s argument is manipulated. This issue can be exploited remotely. The exploit for this issue has been publicly disclosed.

Recommendations TOTOLINK T6 version 4.1.5cu.748 B20211015: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

RCE

Buffer Overflow

Weakness Enumeration

CWE-119

CWE-120

Related Identifiers

BDU:2025-08942

CVE-2025-7912

Affected Products

Totolink T6

References · 15

• 🔥 https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/6.md · Exploit
• 🔥 https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/6.md#poc · Exploit
• https://bdu.fstec.ru/vul/2025-08942 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-7912 · Security Note
• https://osv.dev/vulnerability/CVE-2025-7912 · Vendor Advisory
• https://twitter.com/marcin_brz81183/status/1947199920869376245 · Twitter Post
• https://vuldb.com/?ctiid.317027 · Note
• https://t.me/cvetracker/28297 · Telegram Post
• https://twitter.com/VulmonFeeds/status/1947079679724093905 · Twitter Post
• https://t.me/cvenotify/129634 · Telegram Post
• https://twitter.com/CveFindCom/status/1947298594882535908 · Twitter Post
• https://vuldb.com/?id.317027 · Note
• https://totolink.net · Note
• https://vuldb.com/?submit.618655 · Note
• https://twitter.com/CVEnew/status/1947073274812248126 · Twitter Post