Vulnerability Description
The krb5_save_ccname_done function in providers/krb5/krb5_auth.c in System Security Services Daemon (SSSD) 1.5.x before 1.5.7, when automatic ticket renewal and offline authentication are configured, uses a pathname string as a password, which allows local users to bypass Kerberos authentication by listing the /tmp directory to obtain the pathname.
CVSS Score
LOW
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Fedoraproject | Sssd | 1.5.0 |
Related Weaknesses (CWE)
References
- http://git.fedorahosted.org/git/?p=sssd.git%3Ba=commit%3Bh=fffdae81651b460f3d2c1
- http://lists.fedoraproject.org/pipermail/package-announce/2011-May/059532.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-May/059619.html
- http://openwall.com/lists/oss-security/2011/04/29/4Patch
- https://bugzilla.redhat.com/show_bug.cgi?id=700867Patch
- https://bugzilla.redhat.com/show_bug.cgi?id=700891
- https://fedorahosted.org/pipermail/sssd-devel/2011-April/006138.htmlPatch
- https://fedorahosted.org/sssd/ticket/856Patch
- https://fedorahosted.org/sssd/wiki/Releases/Notes-1.5.7
- http://git.fedorahosted.org/git/?p=sssd.git%3Ba=commit%3Bh=fffdae81651b460f3d2c1
- http://lists.fedoraproject.org/pipermail/package-announce/2011-May/059532.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-May/059619.html
- http://openwall.com/lists/oss-security/2011/04/29/4Patch
- https://bugzilla.redhat.com/show_bug.cgi?id=700867Patch
- https://bugzilla.redhat.com/show_bug.cgi?id=700891
FAQ
What is CVE-2011-1758?
CVE-2011-1758 is a vulnerability with a CVSS score of 3.7 (LOW). The krb5_save_ccname_done function in providers/krb5/krb5_auth.c in System Security Services Daemon (SSSD) 1.5.x before 1.5.7, when automatic ticket renewal and offline authentication are configured, ...
How severe is CVE-2011-1758?
CVE-2011-1758 has been rated LOW with a CVSS base score of 3.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2011-1758?
Check the references section above for vendor advisories and patch information. Affected products include: Fedoraproject Sssd.