CVE-2021-42717

NameCVE-2021-42717
DescriptionModSecurity DoS Vulnerability in JSON Parsing
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
modsecurity (PTS)buster, buster (security)3.0.3-1+deb10u2vulnerable
bullseye3.0.4-2vulnerable
bookworm, sid3.0.6-1fixed
modsecurity-apache (PTS)stretch2.9.1-2vulnerable
buster2.9.3-1vulnerable
bullseye2.9.3-3vulnerable
bookworm, sid2.9.5-1fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
modsecuritysource(unstable)3.0.6-1
modsecurity-apachesource(unstable)2.9.5-1

Notes

[stretch] - modsecurity-apache <postponed> (revisit when/if fixed upstream)
https://github.com/SpiderLabs/ModSecurity/issues/2647
https://www.trustwave.com/en-us/resources/blogs/spiderlabs-blog/modsecurity-dos-vulnerability-in-json-parsing-cve-2021-42717/

Search for package or bug name: Reporting problems