National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2011-1530 Detail

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.

Source:  MITRE
Description Last Modified:  12/08/2011

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 6.8 MEDIUM
Vector: (AV:N/AC:L/Au:S/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 8.0


Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): Single
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
http://securitytracker.com/id?1026374
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-007.txt Patch
http://www.mandriva.com/security/advisories?name=MDVSA-2011:184
http://www.redhat.com/support/errata/RHSA-2011-1790.html
http://www.securityfocus.com/archive/1/520756/100/0/threaded
http://www.securityfocus.com/bid/50929
https://exchange.xforce.ibmcloud.com/vulnerabilities/71655

Technical Details

Vulnerability Type (View All)

  • Resource Management Errors (CWE-399)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:mit:mit_kerberos:5.1.9:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:mit:mit_kerberos:5.1.9.1:*:*:*:*:*:*:*
     Show Matching CPE(s)
 cpe:2.3:a:mit:mit_kerberos:5.1.9.2:*:*:*:*:*:*:*
     Show Matching CPE(s)


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2011-1530
NVD Published Date:
12/08/2011
NVD Last Modified:
10/09/2018