CVE-2020-9490: Push Diary Crash on Specifically Crafted HTTP/2 Header
Severity: important Vendor: Apache Software Foundation Versions Affected: Apache HTTP Server 2.4.20 to 2.4.43 Description: Apache HTTP Server versions 2.4.20 to 2.4.43 A specially crafted value for the 'Cache-Digest' header in a HTTP/2 request would result in a crash when the server actually tries to HTTP/2 PUSH a resource afterwards. Configuring the HTTP/2 feature via "H2Push off" will mitigate this vulnerability for unpatched servers. Mitigation: Credit: Felix Wilhelm of Google Project Zero References: https://httpd.apache.org/security/vulnerabilities_24.html#CVE-2020-9490