Buffer overflow in System Security Services Daemon (SSSD) - CVE-2013-0220
Published: February 24, 2013 / Updated: August 11, 2020
Vulnerability identifier: #VU43060
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2013-0220
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: SSSD
Affected software:
System Security Services Daemon (SSSD)
System Security Services Daemon (SSSD)
Detailed vulnerability description
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.
How to mitigate CVE-2013-0220
Install update from vendor's website.
Sources
- 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