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CVE-2016-5018 is an improper privilege-management vulnerability in Apache Tomcat. A web application can invoke the Tomcat IntrospectHelper utility method, which was accessible to deployed web applications, to bypass restrictions enforced by a configured Java SecurityManager. Apache Tomcat versions 6.0.0 through 6.0.45, 7.0.0 through 7.0.70, 8.0.0.RC1 through 8.0.36, 8.5.0 through 8.5.4, and 9.0.0.M1 through 9.0.0.M9 are affected.
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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.
11 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A Tomcat SecurityManager-bypass flaw in the IntrospectHelper utility method, permitting a malicious web application to bypass configured SecurityManager restrictions.
Tomcat SecurityManager-bypass vulnerability involving the IntrospectHelper utility function.
A Tomcat SecurityManager bypass in which a malicious web application can use the accessible IntrospectHelper utility method to evade configured SecurityManager restrictions.
A Tomcat SecurityManager-bypass vulnerability in the IntrospectHelper utility method, enabling a malicious web application to bypass configured SecurityManager restrictions.
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.