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CVE-2022-3236 is a code injection vulnerability in the User Portal and Webadmin components of Sophos Firewall v19.0 MR1 (19.0.1) and earlier. A remote attacker can exploit the flaw to execute code on an affected firewall. Sophos observed exploitation in the wild, including attacks against a limited set of organizations primarily in South Asia.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
No public exploits tracked yet. Mallory keeps watching.
No public exploit code observed for this vulnerability.
Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.
Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
15 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A Sophos Firewall code injection vulnerability in the User Portal and Webadmin that allows remote code execution.
A remote code execution vulnerability in Sophos Firewall OS (SFOS) that was used as the initial access vector in the described attacks, enabling attackers to modify Java components and deploy multiple backdoors and malware.
A critical unauthenticated remote code execution vulnerability in Sophos Firewall web interfaces (User Portal or Webadmin) affecting older versions.
A vulnerability in Sophos Firewall that the content states Salt Typhoon exploited for initial access via public-facing infrastructure.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.