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Kerberos5 KDC Cross Realm Referral Denial of Service Vulnerability

Information

Severity

Severity

Medium

Family

Family

Denial of Service

CVSSv2 Base

CVSSv2 Base

5.0

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

12 years ago

Modified

Modified

3 years ago

Share

Summary

This host is installed with Kerberos5 and is prone to Denial of Service vulnerability.

Insight

Insight

The flaw is caused by a NULL pointer dereference error in the KDC cross-realm referral processing implementation, which could allow an unauthenticated remote attacker to cause KDC to crash.

Affected Software

Affected Software

kerberos5 version prior to 1.7.1

Solution

Solution

Upgrade kerberos5 version 1.7.1 ***** NOTE: Ignore this warning if above mentioned patch is already applied. *****

Common Vulnerabilities and Exposures (CVE)

References

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