CVE-2025-34037criticalexplotación observadaCWE-78

CVE-2025-34037: fallo crítico en Linksys E1000 v1

Linksys Routers E/WAG/WAP/WES/WET/WRT-Series

Publicada el · Actualizada el

Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.

100Vexday Risk Score

Corrige ahora. Ella explotación observada por VulnCheck y tiene exploit funcional público.

ssvc Actcvss 10epss 96%
de la publicación al arma275 días
Publicada en NVD24 jun
1ª PoC+275d
metasploit13 feb
VulnCheck23 jun
An OS command injection vulnerability exists in various models of E-Series Linksys routers via the /tmUnblock.cgi and /hndUnblock.cgi endpoints over HTTP on port 8080. The CGI scripts improperly process user-supplied input passed to the ttcp_ip parameter without sanitization, allowing unauthenticated attackers to inject shell commands. This vulnerability was reported to be exploited in the wild by the "TheMoon" worm  in 2014 to deploy a MIPS ELF payload, enabling arbitrary code execution on the router. Additionally, this vulnerability may affect other Linksys products to include, but not limited to, WAG/WAP/WES/WET/WRT-series router models and Wireless-N access points and routers. Exploitation evidence was observed by the Shadowserver Foundation on 2025-02-06 UTC.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
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