CVE-2015-1777

NameCVE-2015-1777
Descriptionrhnreg_ks in Red Hat Network Client Tools (aka rhn-client-tools) on Red Hat Gluster Storage 2.1 and Enterprise Linux (RHEL) 5, 6, and 7 does not properly validate hostnames in X.509 certificates from SSL servers, which allows remote attackers to prevent system registration via a man-in-the-middle attack.
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 (attack range: remote)
Debian Bugs779817

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
rhn-client-tools (PTS)jessie1.8.26-4vulnerable
stretch2.3.5-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
rhn-client-toolssource(unstable)(unfixed)unimportant779817

Notes

No security impact, this tool performs a registration at Red Hat Network,
which would fail, but no practical security impact

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