National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2015-5292 Detail

Description

Memory leak in the Privilege Attribute Certificate (PAC) responder plugin (sssd_pac_plugin.so) in System Security Services Daemon (SSSD) 1.10 before 1.13.1 allows remote authenticated users to cause a denial of service (memory consumption) via a large number of logins that trigger parsing of PAC blobs during Kerberos authentication.

Source:  MITRE
Description Last Modified:  10/29/2015

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 6.8 MEDIUM
Vector: (AV:N/AC:L/Au:S/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 8.0

Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): Single
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169110.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169597.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169613.html
http://permalink.gmane.org/gmane.linux.redhat.sssd.user/3422 Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2015-2019.html
http://rhn.redhat.com/errata/RHSA-2015-2355.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/77529
http://www.securitytracker.com/id/1034038
https://bugzilla.redhat.com/show_bug.cgi?id=1267580
https://fedorahosted.org/sssd/attachment/ticket/2803/0001-Fix-memory-leak-in-sssdpac_verify.patch
https://fedorahosted.org/sssd/ticket/2803
https://fedorahosted.org/sssd/wiki/Releases/Notes-1.13.1

Technical Details

Vulnerability Type (View All)

  • Resource Management Errors (CWE-399)

Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-5292
NVD Published Date:
10/29/2015
NVD Last Modified:
12/07/2016