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CVE-2012-0022 is a remote denial-of-service vulnerability in Apache Tomcat caused by inefficient processing of HTTP request parameters. Apache Tomcat 5.5.x before 5.5.35, 6.x before 6.0.34, and 7.x before 7.0.23 can consume excessive CPU when processing a request containing large numbers of parameters and parameter values. This issue is distinct from the hash-collision resource-exhaustion vulnerability tracked as CVE-2011-4858.
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No public exploit code observed for this vulnerability.
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7 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A remote denial-of-service vulnerability in Apache Tomcat's parameter handling. Requests containing many parameters and parameter values can cause excessive CPU consumption.
Denial-of-service vulnerability caused by inefficient parameter handling.
A denial-of-service flaw in JBoss Web request processing, where numerous or oversized parameters can consume excessive CPU. The update adds request parameter and header limits.
A denial-of-service vulnerability in JBoss Web caused by inefficient processing of excessive numbers of HTTP parameters or large parameter values.
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.
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Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.