CVE-2026-3040

Katalog CVE

CVSS 7.2 · High EPSS 7,3%

Kerentanan Improper Neutralization of Special Elements used in a Command ('Command Injection') pada draytek vigor300b firmware. Skor CVSS 3.1 7.2 (High) menurut NVD.

Deskripsi (NVD)

A vulnerability was identified in DrayTek Vigor 300B up to 1.5.1.6. This affects the function cgiGetFile of the file /cgi-bin/mainfunction.cgi/uploadlangs of the component Web Management Interface. The manipulation of the argument File leads to os command injection. The attack may be initiated remotely. The exploit is publicly available and might be used. The vendor confirms that "300B is EoL, and this is an authenticated vulnerability. We don't plan to fix it." This vulnerability only affects products that are no longer supported by the maintainer.

Rincian

Terbit di NVD

23 Februari 2026

Terakhir diubah

17 Juni 2026

Status NVD

Analyzed

CVSS 3.1

7.2 (High), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')
CWE-78: Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

EPSS (30 hari)

7,3% peluang dieksploitasi; lebih tinggi dari 94,2% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://vuldb.com/?ctiid.347394 permissions required · advisory pihak ketiga · vdb entry
• https://vuldb.com/?id.347394 advisory pihak ketiga · vdb entry
• https://vuldb.com/?submit.757126 advisory pihak ketiga · vdb entry
• https://github.com/master-abc/cve/issues/42 exploit · issue tracking