CVE-2026-5176

HIGH 7.3

Totolink A3300R cstecgi.cgi setSyslogCfg command injection

CVSS Score

7.3

EPSS Score

2.4%

EPSS Percentile

85th

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.

CWE	CWE-77 CWE-74
Vendor	totolink
Product	a3300r
Published	Mar 31, 2026
Last Updated	Mar 31, 2026

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CVSS v3 Breakdown

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

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Totolink / A3300R

17.0.0cu.557_b20221024

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/354244 vuldb.com: https://vuldb.com/vuln/354244/cti vuldb.com: https://vuldb.com/submit/779145 github.com: https://github.com/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_rtLogServer_cmd_inject totolink.net: https://www.totolink.net/

Credits

🔍 LvHW (VulDB User)