SB2013022403 - Buffer overflow in Pagure SSSD
Published: February 24, 2013 Updated: August 11, 2020
Security Bulletin ID
SB2013022403
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2013-0220)
The vulnerability allows a remote non-authenticated attacker to perform service disruption.
The (1) sss_autofs_cmd_getautomntent and (2) sss_autofs_cmd_getautomntbyname function in responder/autofs/autofssrv_cmd.c and the (3) ssh_cmd_parse_request function in responder/ssh/sshsrv_cmd.c in System Security Services Daemon (SSSD) before 1.9.4 allow remote attackers to cause a denial of service (out-of-bounds read, crash, and restart) via a crafted SSSD packet.
Remediation
Install update from vendor's website.
References
- http://git.fedorahosted.org/cgit/sssd.git/commit/?id=2bd514cfde1938b1e245af11c9b548d58d49b325
- http://git.fedorahosted.org/cgit/sssd.git/commit/?id=30e2585dd46b62aa3a4abdf6de3f40a20e1743ab
- http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098434.html
- http://lists.fedoraproject.org/pipermail/package-announce/2013-February/098613.html
- http://rhn.redhat.com/errata/RHSA-2013-0508.html
- http://secunia.com/advisories/51928
- http://secunia.com/advisories/52315
- http://www.securityfocus.com/bid/57539
- https://bugzilla.redhat.com/show_bug.cgi?id=884601
- https://fedorahosted.org/sssd/ticket/1781
- https://fedorahosted.org/sssd/wiki/Releases/Notes-1.9.4