CVE-2026-5997

critical

Description

A vulnerability was detected in Totolink A7100RU 7.4cu.2313_b20191024. The impacted element is the function setLoginPasswordCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. The manipulation of the argument admpass results in os command injection. It is possible to launch the attack remotely. The exploit is now public and may be used.

References

https://www.totolink.net/

https://vuldb.com/vuln/356551/cti

https://vuldb.com/vuln/356551

https://vuldb.com/submit/792045

https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_169/README.md

Details

Source: Mitre, NVD

Published: 2026-04-10

Updated: 2026-04-10

Risk Information

CVSS v2

Base Score: 10

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

Severity: Critical

CVSS v3

Base Score: 9.8

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

Severity: Critical

CVSS v4

Base Score: 9.3

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

Severity: Critical