CVE-2015-1827

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.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 1.29% Top 25%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory redhat.com Vendor Advisory fedorahosted.org
Affected: n/a n/a
Published at:
Updated at:

References

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

Frequently Asked Questions

What is the severity of CVE-2015-1827?
CVE-2015-1827 has been scored as a medium severity vulnerability.
How to fix CVE-2015-1827?
To fix CVE-2015-1827, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2015-1827 being actively exploited in the wild?
It is possible that CVE-2015-1827 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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