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, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-5153-1

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
trafficserver (PTS)buster8.0.2+ds-1+deb10u5vulnerable
buster (security)8.0.2+ds-1+deb10u6fixed
bullseye8.1.1+ds-1.1vulnerable
bullseye (security)8.1.1+ds-1.1+deb11u1fixed
bookworm9.1.2+ds-10fixed
sid9.1.2+ds-13fixed

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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