PT-2026-31834 · Totolink · A7100Ru

Ltzhust · Published 2026-04-10 · Updated 2026-04-10 · CVE-2026-5994

NVD

CVSS v2.0

10

High

AV:N/AC:L/Au:N/C:C/I:C/A:C

A security flaw has been discovered in Totolink A7100RU 7.4cu.2313 b20191024. This issue affects the function setTelnetCfg of the file /cgi-bin/cstecgi.cgi of the component CGI Handler. Performing a manipulation of the argument telnet enabled results in os command injection. The attack is possible to be carried out remotely. The exploit has been released to the public and may be used for attacks.

Exploit

Fix

OS Command Injection

Command Injection

Weakness Enumeration

CWE-78

CWE-77

Related Identifiers

CVE-2026-5994

Affected Products

A7100Ru

References · 7

• 🔥 https://github.com/Litengzheng/vuldb_new/blob/main/A7100RU/vul_166/README.md · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-5994 · Security Note
• https://vuldb.com/vuln/356548/cti · Note
• https://totolink.net · Note
• https://vuldb.com/vuln/356548 · Note
• https://twitter.com/CVEnew/status/2042561812055695682 · Twitter Post
• https://vuldb.com/submit/792042 · Note