PT-2026-3433 · Totolink · Totolink Lr350

Wxhwxhwxh_Tutu · Published 2025-01-10 · Updated 2026-01-29 · CVE-2026-1150

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Totolink LR350 version 9.3.5u.6369 B20220309

Description A security flaw exists in Totolink LR350. The issue is due to command injection within the setTracerouteCfg function of the /cgi-bin/cstecgi.cgi file, specifically in the POST Request Handler component. Manipulation of the command argument allows for remote execution of commands. The exploit for this issue has been publicly released.

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

Exploit

Command Injection

Special Elements Injection

Weakness Enumeration

CWE-77

CWE-74

Related Identifiers

BDU:2026-00611

CVE-2026-1150

Affected Products

Totolink Lr350

References · 12

• 🔥 https://lavender-bicycle-a5a.notion.site/TOTOLINK-LR350-setTracerouteCfg-2e453a41781f803494e3e4161a393487?source=copy_link · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-1150 · Security Note
• https://osv.dev/vulnerability/CVE-2026-1150 · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-00611 · Security Note
• https://twitter.com/VulmonFeeds/status/2013237255360455114 · Twitter Post
• https://vuldb.com/?id.341743 · Note
• https://lavender-bicycle-a5a.notion.site/TOTOLINK-LR350-setTracerouteCfg-2e453a41781f803494e3e4161a393487 · Note
• https://totolink.net · Note
• https://t.me/cveNotify/150302 · Telegram Post
• https://twitter.com/CVEnew/status/2013203659664834841 · Twitter Post
• https://vuldb.com/?ctiid.341743 · Note
• https://vuldb.com/?submit.735696 · Note