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CVE-2017-6056 is a denial-of-service vulnerability in Apache Tomcat's servlet and JSP engine caused by a programming error in HTTPS request processing. The error can place request processing into an infinite loop. The condition affects Tomcat versions in which the fix for CVE-2016-6816 was backported without also including the earlier corrective change for Tomcat Bug 57544. Upstream incorporated the Bug 57544 fix in Tomcat 8.0.19, 7.0.60, and 6.0.44.
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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.
9 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A denial-of-service vulnerability in Apache Tomcat HTTPS request processing that can cause an infinite loop.
A denial-of-service vulnerability in Apache Tomcat's HTTPS request processing that can cause an infinite loop.
A denial-of-service vulnerability in Apache Tomcat HTTPS request processing that can cause an infinite loop.
A denial-of-service flaw in Apache Tomcat's processing of HTTPS requests, where a programming error can result in an infinite loop.
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.