Vulnerability Description
The kdc_handle_protected_negotiation function in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.8.x, 1.9.x before 1.9.5, and 1.10.x before 1.10.3 attempts to calculate a checksum before verifying that the key type is appropriate for a checksum, which allows remote attackers to execute arbitrary code or cause a denial of service (uninitialized pointer free, heap memory corruption, and daemon crash) via a crafted AS-REQ request.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Mit | Kerberos 5 | 1.8 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-updates/2012-08/msg00016.html
- http://rhn.redhat.com/errata/RHSA-2012-1131.html
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2012-001.txtPatchVendor Advisory
- http://www.debian.org/security/2012/dsa-2518
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:120
- http://lists.opensuse.org/opensuse-updates/2012-08/msg00016.html
- http://rhn.redhat.com/errata/RHSA-2012-1131.html
- http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2012-001.txtPatchVendor Advisory
- http://www.debian.org/security/2012/dsa-2518
- http://www.mandriva.com/security/advisories?name=MDVSA-2012:120
FAQ
What is CVE-2012-1015?
CVE-2012-1015 is a vulnerability with a CVSS score of 9.3 (HIGH). The kdc_handle_protected_negotiation function in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.8.x, 1.9.x before 1.9.5, and 1.10.x before 1.10.3 attempts to calculate a checksum bef...
How severe is CVE-2012-1015?
CVE-2012-1015 has been rated HIGH with a CVSS base score of 9.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-1015?
Check the references section above for vendor advisories and patch information. Affected products include: Mit Kerberos 5.