PT-2025-10125 · Totolink · Totolink Ex1800T

Kn0Sky + 1 · Published 2025-03-07 · Updated 2025-07-03 · CVE-2025-2096

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions TOTOLINK EX1800T version 9.1.0cu.2112 B20220316

Description A critical vulnerability was found in TOTOLINK EX1800T, affecting the function setRebootScheCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the arguments mode, week, minute, and recHour leads to OS command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

Recommendations As a temporary workaround, consider disabling the setRebootScheCfg function until a patch is available. Restrict access to the /cgi-bin/cstecgi.cgi file to minimize the risk of exploitation. Avoid using the arguments mode, week, minute, and recHour 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

OS Command Injection

Command Injection

Weakness Enumeration

CWE-78

CWE-77

Related Identifiers

BDU:2025-10547

CVE-2025-2096

Affected Products

Totolink Ex1800T

References · 13

• 🔥 https://github.com/kn0sky/cve/blob/main/TOTOLINK%20EX1800T/OS%20Command%20Injection%2004%20setRebootScheCfg-_mode.md · Exploit
• https://bdu.fstec.ru/vul/2025-10547 · Security Note
• https://osv.dev/vulnerability/CVE-2025-2096 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-2096 · Security Note
• https://vuldb.com/?id.298954 · Note
• https://t.me/cvenotify/113963 · Telegram Post
• https://t.me/cvetracker/18716 · Telegram Post
• https://vuldb.com/?ctiid.298954 · Note
• https://totolink.net · Note
• https://twitter.com/CVETracker/status/1898463918747525252 · Twitter Post
• https://t.me/cvedetector/19860 · Telegram Post
• https://vuldb.com/?submit.515322 · Note
• https://twitter.com/CVEnew/status/1898246339089125429 · Twitter Post