CVE-2026-5689

medium

Description

A vulnerability was detected in Totolink A7100RU 7.4cu.2313_b20191024. The affected element is the function setNtpCfg of the file /cgi-bin/cstecgi.cgi. Performing a manipulation of the argument tz results in os command injection. Remote exploitation of the attack is possible. The exploit is now public and may be used.

References

https://www.totolink.net/

https://vuldb.com/vuln/355516/cti

https://vuldb.com/vuln/355516

https://vuldb.com/submit/792946

https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_187/README.md

Details

Source: Mitre, NVD

Published: 2026-04-06

Updated: 2026-04-06

Risk Information

CVSS v2

Base Score: 7.5

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

Severity: High

CVSS v3

Base Score: 7.3

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

Severity: High

CVSS v4

Base Score: 6.9

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

Severity: Medium