CVE-2020-35766

NameCVE-2020-35766
DescriptionThe test suite in libopendkim in OpenDKIM through 2.10.3 allows local users to gain privileges via a symlink attack against the /tmp/testkeys file (related to t-testdata.h, t-setup.c, and t-cleanup.c). NOTE: this is applicable to persons who choose to engage in the "A number of self-test programs are included here for unit-testing the library" situation.
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)
NVD severitymedium

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
opendkim (PTS)stretch2.11.0~alpha-10+deb9u1vulnerable
buster2.11.0~alpha-12vulnerable
bullseye, sid2.11.0~beta2-4vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
opendkimsource(unstable)(unfixed)unimportant

Notes

https://github.com/trusteddomainproject/OpenDKIM/issues/113

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