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CWE

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CVE-2026-5176

Published: Mar 31, 2026

Modified: Mar 31, 2026

PUBLISHED

CVSS v3.1

7.3

HIGH

Description

A security flaw has been discovered in Totolink A3300R 17.0.0cu.557_b20221024. Affected is the function setSyslogCfg of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument provided results in command injection. The attack may be initiated remotely. The exploit has been released to the public and may be used for attacks.

Vendor	Product	Versions
Totolink	A3300R	affected `17.0.0cu.557_b20221024`

Weaknesses (CWE)

CVSS v3.1 Details

CVSS v3.1 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

References

VDB-354244 | Totolink A3300R cstecgi.cgi setSyslogCfg command injection

vdb-entry

technical-description

VDB-354244 | CTI Indicators (IOB, IOC, TTP, IOA)

signature

permissions-required

Submit #779145 | Totolink A3300R 17.0.0cu.557_b20221024 Command Injection

third-party-advisory

https://github.com/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_rtLogServer_cmd_inject

exploit

https://www.totolink.net/

product

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