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CVE-2026-5679

MEDIUM CVSS 4.0: 5.1 EPSS 0.87%
Updated Apr 07, 2026
Parameter Value
CVSS 5.1 (MEDIUM)
Type CWE-77 (Command Injection), CWE-78 (OS Command Injection)
Public PoC No

A security vulnerability has been detected in Totolink A3300R 17.0.0cu.557_B20221024. The impacted element is the function vsetTr069Cfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument stun_pass leads to os command injection.

The exploit has been disclosed publicly and may be used.

Attack Parameters

Attack Vector
Adjacent
Requires local network access
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed

Impact Assessment

Confidentiality
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
Low
Partial disruption

CVSS Vector v4.0