CVE-2026-5178

medium

Description

A security vulnerability has been detected in Totolink A3300R 17.0.0cu.557_b20221024. Affected by this issue is the function setIptvCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument vlanPriLan3 leads to command injection. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used.

References

https://vuldb.com/vuln/354246

https://vuldb.com/submit/779147

https://github.com/LvHongW/Vuln-of-totolink_A3300R/tree/main/A3300R_vlanPriLan3_cmd_inject

https://www.totolink.net/

https://vuldb.com/vuln/354246/cti

Details

Source: Mitre, NVD

Published: 2026-03-31

Updated: 2026-04-29

Risk Information

CVSS v2

Base Score: 6.5

Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 8.8

Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

CVSS v4

Base Score: 5.3

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

Severity: Medium

EPSS

EPSS: 0.00723