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CVE-2015-1827

The get_user_grouplist function in the extdom plug-in in FreeIPA before 4.1.4 does not properly...

5.0 MediumFix available

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.

Exploit likelihood

2.64%Up 1.3 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.0

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.

Record
CVE-2015-1827
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-19
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2015-1827
Updated
2026-11-02
EUVDEUVD-2015-1947 No score

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.

Record
EUVD-2015-1947
Updated
2026-11-03
GitHub AdvisoriesGHSA-77hv-795v-v5fp No score

The get_user_grouplist function in the extdom plug-in in FreeIPA before 4.1.4 does not properly...

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.

Record
GHSA-77hv-795v-v5fp
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
ipa
Red Hat:enterprise_linux:7::client
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-client
Red Hat:enterprise_linux:7::client
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-debuginfo
Red Hat:enterprise_linux:7::client
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-python
Red Hat:enterprise_linux:7::client
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-admintools
Red Hat:enterprise_linux:7::client
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-server
Red Hat:enterprise_linux:7::client
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-server-trust-ad
Red Hat:enterprise_linux:7::client
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
slapi-nis
Red Hat:enterprise_linux:7::client
 before 0:0.54-3.el7_1
0:0.54-3.el7_1
slapi-nis-debuginfo
Red Hat:enterprise_linux:7::client
 before 0:0.54-3.el7_1
0:0.54-3.el7_1
ipa
Red Hat:enterprise_linux:7::computenode
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
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Affected packages
PackageAffectedFixed
ipa-client
Red Hat:enterprise_linux:7::computenode
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-debuginfo
Red Hat:enterprise_linux:7::computenode
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-python
Red Hat:enterprise_linux:7::computenode
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-admintools
Red Hat:enterprise_linux:7::computenode
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-server
Red Hat:enterprise_linux:7::computenode
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-server-trust-ad
Red Hat:enterprise_linux:7::computenode
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
slapi-nis
Red Hat:enterprise_linux:7::computenode
 before 0:0.54-3.el7_1
0:0.54-3.el7_1
slapi-nis-debuginfo
Red Hat:enterprise_linux:7::computenode
 before 0:0.54-3.el7_1
0:0.54-3.el7_1
ipa
Red Hat:enterprise_linux:7::server
 before 0:4.1.0-18.ael7b_1.3
0:4.1.0-18.ael7b_1.3
ipa-admintools
Red Hat:enterprise_linux:7::server
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-client
Red Hat:enterprise_linux:7::server
 before 0:4.1.0-18.ael7b_1.3
0:4.1.0-18.ael7b_1.3
ipa-debuginfo
Red Hat:enterprise_linux:7::server
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-python
Red Hat:enterprise_linux:7::server
 before 0:4.1.0-18.ael7b_1.3
0:4.1.0-18.ael7b_1.3
ipa-server
Red Hat:enterprise_linux:7::server
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-server-trust-ad
Red Hat:enterprise_linux:7::server
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
slapi-nis
Red Hat:enterprise_linux:7::server
 before 0:0.54-3.ael7b_1
0:0.54-3.ael7b_1
slapi-nis-debuginfo
Red Hat:enterprise_linux:7::server
 before 0:0.54-3.ael7b_1
0:0.54-3.ael7b_1
ipa
Red Hat:enterprise_linux:7::workstation
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-admintools
Red Hat:enterprise_linux:7::workstation
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-client
Red Hat:enterprise_linux:7::workstation
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-debuginfo
Red Hat:enterprise_linux:7::workstation
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-python
Red Hat:enterprise_linux:7::workstation
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-server
Red Hat:enterprise_linux:7::workstation
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
ipa-server-trust-ad
Red Hat:enterprise_linux:7::workstation
 before 0:4.1.0-18.el7_1.3
0:4.1.0-18.el7_1.3
slapi-nis
Red Hat:enterprise_linux:7::workstation
 before 0:0.54-3.el7_1
0:0.54-3.el7_1
slapi-nis-debuginfo
Red Hat:enterprise_linux:7::workstation
 before 0:0.54-3.el7_1
0:0.54-3.el7_1

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2015-1827 is a medium vulnerability (CVSS 5.0) in Freeipa, published March 30, 2015. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.64%, the 85th percentile. Fixed in ipa 0:4.1.0-18.el7_1.3.

References

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