Sophos Web Appliance 4.3.10.4 Resolves Security Vulnerabilities

Sophos Security Advisory

Sophos Web Appliance 4.3.10.4 Resolves Security Vulnerabilities
MoritzGrimm

Summary

Overview

The Sophos Web Appliance (SWA) 4.3.10.4 release fixes the following security issues:

CVE IDDescriptionSeverity
CVE-2023-1671A pre-auth command injection vulnerability in the warn-proceed handler allowing execution of arbitrary code was discovered and responsibly disclosed to Sophos by an external security researcher via the Sophos bug bounty program.CISA observed this vulnerability being used in the wild.CRITICAL
CVE-2022-4934A post-auth command injection vulnerability in the exception wizard allowing administrators to execute arbitrary code was discovered and responsibly disclosed to Sophos by an external security researcher via the Sophos bug bounty program.HIGH
CVE-2020-36692A reflected XSS via POST vulnerability in report scheduler allowing execution of JavaScript code in the victim browser was discovered and responsibly disclosed to Sophos by an external researcher via the Sophos bug bounty program. The victim must be tricked into submitting a malicious form on an attacker-controlled website while logged in to SWA for the attack to succeed.MEDIUM

Notes

  • End of Life date for Sophos Web Appliance is on July 20, 2023
  • Sophos recommends that Sophos Web Appliance is protected by a firewall and not accessible via the public Internet
  • There is no action required for Sophos Web Appliance customers, as updates are installed automatically by default
Severity
Critical
First Published
Updated
Publication ID
sophos-sa-20230404-swa-rce
Workaround
No
Sophos Web Appliance (SWA)
CVE-2023-1671
CVE-2022-4934
CVE-2020-36692
Article Version
2

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