CVE-2021-38161

NameCVE-2021-38161
DescriptionImproper Authentication vulnerability in TLS origin verification of Apache Traffic Server allows for man in the middle attacks. This issue affects Apache Traffic Server 8.0.0 to 8.0.8.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)
ReferencesDSA-5153-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
trafficserver (PTS)buster (security), buster, buster (lts)8.1.7-0+deb10u4fixed
bullseye8.1.10+ds-1~deb11u1fixed
bullseye (security)8.1.11+ds-0+deb11u1fixed
bookworm9.2.4+ds-0+deb12u1fixed
bookworm (security)9.2.5+ds-0+deb12u1fixed
sid9.2.5+ds-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
trafficserversourcebuster8.0.2+ds-1+deb10u6DSA-5153-1
trafficserversourcebullseye8.1.1+ds-1.1+deb11u1DSA-5153-1
trafficserversource(unstable)9.1.0+ds-1

Notes

https://www.openwall.com/lists/oss-security/2021/11/02/11
Mark first 9.x version as the fixed version as workaround, the issue does
not affect the 9.x series.
https://github.com/apache/trafficserver/commit/feefc5e4abc5011dfad5dcfef3f22998faf6e2d4 (8.1.x)
but reverted pot 8.1.3 in https://github.com/apache/trafficserver/commit/bbbf80d75105313b51153c7fde0bf0edc8cf7783

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