CVE-2021-20039

Katalog CVE

CVSS 8.8 · High EPSS 78,7%

Kerentanan Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') pada sonicwall sma 200 firmware, sonicwall sma 210 firmware +3 lainnya. Skor CVSS 3.1 8.8 (High) menurut NVD.

Deskripsi (NVD)

Improper neutralization of special elements in the SMA100 management interface '/cgi-bin/viewcert' POST http method allows a remote authenticated attacker to inject arbitrary commands as a 'nobody' user. This vulnerability affected SMA 200, 210, 400, 410 and 500v appliances.

Rincian

Terbit di NVD

8 Desember 2021

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

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

Jenis kelemahan (CWE)

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

EPSS (30 hari)

78,7% peluang dieksploitasi; lebih tinggi dari 99,5% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2021-0026 advisory vendor
• http://packetstormsecurity.com/files/165563/SonicWall-SMA-100-Series-Authenticated-Command-Injection.html exploit · advisory pihak ketiga · vdb entry
• https://attackerkb.com/topics/9szJhq46lw/cve-2021-20039/rapid7-analysis