CVE-2015-1827

Severity: medium (CVSS 5.0 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2015-03-30 · updated 2026-06-17
Weakness: CWE-19

Description

The get_user_grouplist function in the extdom plug-in in FreeIPA before 4.1.4 does not properly reallocate memory when processing user accounts, which allows remote attackers to cause a denial of service (crash) via a group list request for a user that belongs to a large number of groups.

Affected products

Fedoraproject Fedora: 21, 22
FreeIPA ipa: through 4.1.3

References

http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154314.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/154103.html
http://rhn.redhat.com/errata/RHSA-2015-0728.html
http://www.securityfocus.com/bid/73376
https://bugzilla.redhat.com/show_bug.cgi?id=1205200
https://fedorahosted.org/freeipa/ticket/4908
http://lists.fedoraproject.org/pipermail/package-announce/2015-April/154314.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-March/154103.html
http://rhn.redhat.com/errata/RHSA-2015-0728.html
http://www.securityfocus.com/bid/73376
https://bugzilla.redhat.com/show_bug.cgi?id=1205200
https://fedorahosted.org/freeipa/ticket/4908

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