PT-2025-35851 · Totolink · Totolink N600R

B55T4Ck · Published 2025-08-28 · Updated 2025-09-04 · CVE-2025-9935

Positive Technologies (AI Summary)

CVSS v3.1

9.8

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 N600R version 4.3.0cu.7866 B20220506

Description A vulnerability exists in the function sub 4159F8 of the file /web cste/cgi-bin/cstecgi.cgi that can lead to command injection. This issue can be exploited remotely. The exploit has been publicly disclosed.

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

Exploit

Special Elements Injection

Command Injection

Weakness Enumeration

CWE-74

CWE-77

Related Identifiers

BDU:2025-10902

CVE-2025-9935

Affected Products

Totolink N600R

References · 11

• 🔥 https://github.com/mono7s/TOTOLINK/blob/main/N600R/TOTOLINK%20N600R%20Unauthorized_Command_Injection.md · Exploit
• https://bdu.fstec.ru/vul/2025-10902 · Security Note
• https://osv.dev/vulnerability/CVE-2025-9935 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-9935 · Security Note
• https://vuldb.com/?ctiid.322337 · Note
• https://vuldb.com/?submit.643088 · Note
• https://t.me/CVEtracker/31648 · Telegram Post
• https://twitter.com/CVEnew/status/1963383499458523512 · Twitter Post
• https://totolink.net · Note
• https://vuldb.com/?id.322337 · Note
• https://twitter.com/VulmonFeeds/status/1963582022833557754 · Twitter Post