CVE-2011-1530

Description

The process_tgs_req function in do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.9 through 1.9.2 allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted TGS request that triggers an error other than the KRB5_KDB_NOENTRY error.

Category

6.8
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 0.88% Top 30%
Vendor Advisory redhat.com Vendor Advisory mandriva.com Vendor Advisory secunia.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://secunia.com/advisories/47124 third party advisory vendor advisory
https://exchange.xforce.ibmcloud.com/vulnerabilities/71655 vdb entry
http://www.securityfocus.com/bid/50929 vdb entry
http://www.redhat.com/support/errata/RHSA-2011-1790.html vendor advisory
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-007.txt patch
http://www.mandriva.com/security/advisories?name=MDVSA-2011:184 vendor advisory
http://securitytracker.com/id?1026374 vdb entry
http://www.securityfocus.com/archive/1/520756/100/0/threaded mailing list

Frequently Asked Questions

What is the severity of CVE-2011-1530?
CVE-2011-1530 has been scored as a medium severity vulnerability.
How to fix CVE-2011-1530?
To fix CVE-2011-1530, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2011-1530 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2011-1530 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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