SSSD pam_parse_in_data_v2() denial of service
|sssd-pamparseindatav2-dos (64881)||Medium Risk|
SSSD is vulnerable to a denial of service, caused by an error in the pam_parse_in_data_v2() function. By sending specially-crafted packages to SSSD, a local attacker could exploit this vulnerability to cause the application to crash.
Denial of Service
Apply the patch for this vulnerability, available from the SSSD Trac Repository. See References.
- Red Hat Bugzilla ¿ Bug 661163 : CVE-2010-4341 sssd: DoS in sssd PAM responder can prevent logins.
- SSSD Trac Repository: SSSD.
- SSSD Web site: SSSD - System Security Services Daemon.
- BID-45961: SSSD 'pam_parse_in_data_v2()' Local Denial of Service Vulnerability
- CVE-2010-4341: The pam_parse_in_data_v2 function in src/responder/pam/pamsrv_cmd.c in the PAM responder in SSSD 1.5.0, 1.4.x, and 1.3 allows local users to cause a denial of service (infinite loop, crash, and login prevention) via a crafted packet.
- OSVDB ID: 70629: SSSD PAM Responder src/responder/pam/pamsrv_cmd.c pam_parse_in_data_v2() Function Local DoS
- RHSA-2011-0560: Low: sssd security, bug fix, and enhancement update
- RHSA-2011-0975: Low: sssd security, bug fix, and enhancement update
- SA43053: SSSD pam_parse_in_data_v2() Denial of Service Vulnerability
- SUSE-SR:2011:002: SUSE Security Summary Report
- RedHat Enterprise Linux 5
- RedHat Enterprise Linux 5 Client
- RedHat Enterprise Linux 6 Server
- RedHat Enterprise Linux 6 Workstation
- RedHat Enterprise Linux Desktop 6
- RedHat SSSD 1.5.0
Jan 11, 2011
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.
For corrections or additions please email ignore thisxforceignore this@ignore thisus.ignore thisibm.comignore this
* According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.