DescriptionThe newEntry function in ptserver/ptprocs.c in OpenAFS before 1.6.17 allows remote authenticated users from foreign Kerberos realms to bypass intended access restrictions and create arbitrary groups as administrators by leveraging mishandling of the creator ID.
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)
ReferencesDLA-493-1, DSA-3569-1
NVD severitymedium (attack range: remote)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
openafs (PTS)jessie1.6.9-2+deb8u5fixed
jessie (security)1.6.9-2+deb8u6fixed
stretch (security), stretch1.6.20-2+deb9u1fixed
buster, sid1.8.0-1fixed

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs

Notes;a=commitdiff;h=396240cf070a806b91fea81131d034e1399af1e0 (currently not public)

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