Monday, October 18, 2010

krb5: multiple vulnerabilities

Users of krb5 please be advised of a multiple vulnerabilities that has been identified.

To view this vulnerability, possible remedies, and others please check out the Security Advisories at Critical Watch (http://criticalwatch.com/support/security-advisories.aspx)

Amplify’d from www.criticalwatch.com
MDVSA-2010:202: [MDVSA-2010:202] krb5 multiple vulnerabilities
Problem Description:



A vulnerability was discovered and corrected in krb5:



The merge_authdata function in kdc_authdata.c in the Key Distribution

Center (KDC) in MIT Kerberos 5 (aka krb5) 1.8.x before 1.8.4 does

not properly manage an index into an authorization-data list, which

allows remote attackers to cause a denial of service (daemon crash),

or possibly obtain sensitive information, spoof authorization,

or execute arbitrary code, via a TGS request, as demonstrated by a

request from a Windows Active Directory client (CVE-2010-1322).
Read more at www.criticalwatch.com
 

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