CVE-2025-9935

HIGH

TOTOLINK N600R 4.3.0cu.7866_B20220506 - Unauthenticated Command Injection via cstecgi.cgi

Title source: llm
STIX 2.1

Description

A vulnerability was determined in TOTOLINK N600R 4.3.0cu.7866_B20220506. This vulnerability affects the function sub_4159F8 of the file /web_cste/cgi-bin/cstecgi.cgi. Executing manipulation can lead to command injection. The attack can be executed remotely. The exploit has been publicly disclosed and may be utilized.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry technical-description
https://vuldb.com/?id.322337
Permissions Required, VDB Entry signature permissions-required
https://vuldb.com/?ctiid.322337
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.643088
Product product
https://www.totolink.net/

Scores

CVSS v3 7.3
EPSS 0.0210
EPSS Percentile 84.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CISA SSVC

Vulnrichment
Exploitation poc
Automatable yes
Technical Impact partial

Details

CWE
CWE-74 CWE-77
Status published
Products (1)
totolink/n600r_firmware 4.3.0cu.7866_b20220506
Published Sep 04, 2025
Tracked Since Feb 18, 2026