CVE-2026-113393: fallo de gravedad media en DrayTek Vigor2960
DrayTek Vigor2960 commonupload mainfunction.cgi unrestricted upload
Publicada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
33Vexday Risk Score
Sin señal de explotación. Ella tiene prueba de concepto pública.
ssvc Attendcvss 5.3epss 0.3%
A vulnerability was determined in DrayTek Vigor2960 1.5.1.6 Revision 8218. This issue affects some unknown processing of the file /cgi-bin/mainfunction.cgi of the component commonupload. Executing a manipulation of the argument upload_path/upload_name can lead to unrestricted upload. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. Upgrading to version 1.5.1.7 is capable of addressing this issue. It is advisable to upgrade the affected component. The vendor explains: "2960 1.5.1.7 has corrected many security issues. And 2960 is EoS with limited support, only major issues would be reviewed(e.g. unauthenticated vuln.)". This vulnerability only affects products that are no longer supported by the maintainer.
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/E:P
Productos afectados
DrayTek · Vigor2960PoCs públicas encontradas — 1
cve_referencegithub.com/yikesoftware/DrayTek_Vigor2960_Security_Analysis/tree/main/cases/DRV2960-0010-authenticated-commonupload-arbitrary-file-clobberno verificado⚠ Recursos públicos, para evaluar la exposición de sistemas que controlas o estás autorizado a probar. Prueba solo con autorización.
CVEs relacionadas — DrayTek Vigor2960
En el mismo producto, de las más peligrosas a las menos.
CVE-2024-12987MEDIUMDrayTek Vigor2960/Vigor300B Web Management Interface apmcfgupload os command injectionEPSS 98.2%KEVCVE-2024-12986MEDIUMDrayTek Vigor2960/Vigor300B Web Management Interface apmcfgupptim os command injectionEPSS 35.3%CVE-2026-113391CRITICALDrayTek Vigor2960 Upload Endpoint mainfunction.cgi uploadlangs command injectionEPSS 2.1%CVE-2026-113389CRITICALDrayTek Vigor2960 CGI Process mainfunction.cgi set_table command injectionEPSS 1.9%CVE-2026-113390CRITICALDrayTek Vigor2960 CGI mainfunction.cgi sub_182B0 os command injectionEPSS 1.9%CVE-2023-6265MEDIUMDrayTek Vigor2960 mainfunction.cgi dumpSyslog 'option' directory traversalEPSS 1.8%
Referencias
https://fw.draytek.com.tw/Vigor2960/Firmware/v1.5.1.7/Vigor2960_v1.5.1.7.ziphttps://github.com/yikesoftware/DrayTek_Vigor2960_Security_Analysis/tree/main/cases/DRV2960-0010-authenticated-commonupload-arbitrary-file-clobberhttps://vuldb.com/cve/CVE-2026-113393https://vuldb.com/submit/992246https://vuldb.com/vuln/422669https://vuldb.com/vuln/422669/cti