PT-2025-30225 · Totolink · Totolink T6

Reisen_1943 · Published 2025-07-18 · Updated 2025-07-21 · CVE-2025-7913

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 exists in the MQTT Service component, specifically within the updateWifiInfo() function. Manipulation of the serverIp argument can lead to a buffer overflow, allowing for remote exploitation. The exploit for this issue has been publicly disclosed.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-120

CWE-119

Related Identifiers

BDU:2025-08935

CVE-2025-7913

Affected Products

Totolink T6

References · 13

• 🔥 https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/7.md#poc · Exploit
• 🔥 https://github.com/AnduinBrian/Public/blob/main/Totolink%20T6/Vuln/7.md · Exploit
• https://osv.dev/vulnerability/CVE-2025-7913 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-08935 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-7913 · Security Note
• https://totolink.net · Note
• https://vuldb.com/?ctiid.317028 · Note
• https://vuldb.com/?submit.618656 · Note
• https://vuldb.com/?id.317028 · Note
• https://twitter.com/CVEnew/status/1947082311259869549 · Twitter Post
• https://twitter.com/CveFindCom/status/1947298526209134630 · Twitter Post
• https://t.me/cvetracker/28298 · Telegram Post
• https://t.me/cvenotify/129637 · Telegram Post