VulnerabilityAnalyzed

CVE-2022-3236

Sophos Firewall Code Injection Vulnerability

KEVCRITICAL 9.8EPSS 98.9%

Does this matter?

Known to be exploited in the wild (CISA KEV, CISA remediation deadline 14 October 2022). Treat as an emergency change: patch or isolate now, then hunt for prior compromise.

Description

A code injection vulnerability in the User Portal and Webadmin allows a remote attacker to execute code in Sophos Firewall version v19.0 MR1 and older.

CVSS 3.1: 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 98.91% probability · 100th percentile
CISA KEV: Listed 23 September 2022 · due 14 October 2022
Weakness: CWE-94
Affected: sophos/firewall
Source: security-alert@sophos.com

CISA notes

Apply updates per vendor instructions. https://www.sophos.com/en-us/security-advisories/sophos-sa-20220923-sfos-rce; https://nvd.nist.gov/vuln/detail/CVE-2022-3236

References

https://www.sophos.com/en-us/security-advisories/sophos-sa-20220923-sfos-rceVendor Advisory
https://www.sophos.com/en-us/security-advisories/sophos-sa-20220923-sfos-rceVendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-3236US Government Resource

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.