PT-2025-24576 · Totolink · Totolink T10

Yangshuangning · Published 2025-06-07 · Updated 2025-06-16 · CVE-2025-5901

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 T10 version 4.1.8cu.5207

Description A critical vulnerability has been found in the UploadCustomModule function of the /cgi-bin/cstecgi.cgi file, which is part of the POST Request Handler component. The manipulation of the File argument leads to a buffer overflow. This issue can be exploited remotely. A public exploit has been disclosed, which may be used.

Recommendations As a temporary workaround, consider disabling the UploadCustomModule function until a patch is available. Restrict access to the /cgi-bin/cstecgi.cgi file to minimize the risk of exploitation. Avoid using the File argument in the affected API endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-119

CWE-120

Related Identifiers

BDU:2025-06746

CVE-2025-5901

Affected Products

Totolink T10

References · 13

• 🔥 https://candle-throne-f75.notion.site/TOTOLINK-T10-UploadCustomModule-20bdf0aa118580d59961cd545582c118 · Exploit
• https://osv.dev/vulnerability/CVE-2025-5901 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-5901 · Security Note
• https://bdu.fstec.ru/vul/2025-06746 · Security Note
• https://twitter.com/VulmonFeeds/status/1932228760981356989 · Twitter Post
• https://vuldb.com/?id.311674 · Note
• https://twitter.com/CveFindCom/status/1932205957494235528 · Twitter Post
• https://totolink.net · Note
• https://twitter.com/CVEnew/status/1932209317827973222 · Twitter Post
• https://t.me/cvenotify/125792 · Telegram Post
• https://vuldb.com/?submit.592243 · Note
• https://t.me/cvenotify/125175 · Telegram Post
• https://vuldb.com/?ctiid.311674 · Note