VULNERABILITY INTELLIGENCE

CVE-2023-1671

CVSS score9.8 CRITICAL

EPSS probability100.00%

CISA KEVKnown exploited vulnerability

Published2023-04-04

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Known Exploited Vulnerability

Sophos Web Appliance Command Injection Vulnerability

Vendor / product: Sophos / Web Appliance

Description

A pre-auth command injection vulnerability in the warn-proceed handler of Sophos Web Appliance older than version 4.3.10.4 allows execution of arbitrary code.

Weakness classification

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

Primary references

security-alert@sophos.com — Exploit, Third Party Advisory, VDB Entry
security-alert@sophos.com — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
134c704f-9b21-4f2e-91b3-4a467353bcc0 — US Government Resource