CORS Filter Cache Poisoning Vulnerability

CORS Filter Cache Poisoning Vulnerability

CVE-2017-7674 · MEDIUM Severity

AV:N/AC:M/AU:N/C:N/I:P/A:N

The CORS Filter in Apache Tomcat 9.0.0.M1 to 9.0.0.M21, 8.5.0 to 8.5.15, 8.0.0.RC1 to 8.0.44 and 7.0.41 to 7.0.78 did not add an HTTP Vary header indicating that the response varies depending on Origin. This permitted client and server side cache poisoning in some circumstances.

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