CVE-2017-0380

NameCVE-2017-0380
DescriptionThe rend_service_intro_established function in or/rendservice.c in Tor before 0.2.8.15, 0.2.9.x before 0.2.9.12, 0.3.0.x before 0.3.0.11, 0.3.1.x before 0.3.1.7, and 0.3.2.x before 0.3.2.1-alpha, when SafeLogging is disabled, allows attackers to obtain sensitive information by leveraging access to the log files of a hidden service, because uninitialized stack data is included in an error message about construction of an introduction point circuit.
SourceCVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SuSE, Mageia, GitHub code/issues, web search, more)
ReferencesDSA-3993-1
NVD severitymedium (attack range: remote)
Debian Bugs876221

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
tor (PTS)wheezy0.2.4.27-1fixed
wheezy (security)0.2.4.29-1fixed
jessie0.2.5.15-1fixed
jessie (security)0.2.5.16-1fixed
stretch0.2.9.13-1fixed
stretch (security)0.2.9.14-1fixed
buster, sid0.3.1.9-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
torsource(unstable)0.3.1.7-1medium876221
torsourcejessie(not affected)
torsourcestretch0.2.9.12-1mediumDSA-3993-1
torsourcewheezy(not affected)

Notes

[jessie] - tor <not-affected> (Issue introduced in 0.2.7.2-alpha)
[wheezy] - tor <not-affected> (Issue introduced in 0.2.7.2-alpha)
https://trac.torproject.org/projects/tor/ticket/23490
https://github.com/torproject/tor/commit/09ea89764a4d3a907808ed7d4fe42abfe64bd486

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