CVE-2020-10592

NameCVE-2020-10592
DescriptionTor before 0.3.5.10, 0.4.x before 0.4.1.9, and 0.4.2.x before 0.4.2.7 allows remote attackers to cause a Denial of Service (CPU consumption), aka TROVE-2020-002.
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-4644-1
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
tor (PTS)stretch0.2.9.16-1vulnerable
stretch (security)0.2.9.15-1vulnerable
buster, buster (security)0.3.5.10-1fixed
bullseye, sid0.4.3.5-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
torsource(unstable)0.4.2.7-1
torsourcebuster0.3.5.10-1DSA-4644-1
torsourcejessie(unfixed)end-of-life
torsourcestretch(unfixed)end-of-life

Notes

[stretch] - tor <end-of-life> (See DSA 4644)
[jessie] - tor <end-of-life> (Not supported in jessie LTS)
https://blog.torproject.org/new-releases-03510-0419-0427
https://bugs.torproject.org/33120

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