National Vulnerability Database (NVD) National Vulnerability Database (CVE-2012-1015)

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NVD contains:

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Last updated: Tue Jun 18 20:16:56 EDT 2013

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Vulnerability Summary for CVE-2012-1015

Original release date:08/06/2012

Last revised:04/05/2013

Source: US-CERT/NIST

Overview

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.

Impact

CVSS Severity (version 2.0):

CVSS v2 Base Score:9.3 (HIGH) (AV:N/AC:M/Au:N/C:C/I:C/A:C) (legend)

Impact Subscore: 10.0

Exploitability Subscore: 8.6

CVSS Version 2 Metrics:

Access Vector: Network exploitable

Access Complexity: Medium

Authentication: Not required to exploit

Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2012-001.txt

Type: Advisory; Patch Information

Hyperlink:http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2012-001.txt

External Source: MANDRIVA

Name: MDVSA-2012:120

Hyperlink:http://www.mandriva.com/security/advisories?name=MDVSA-2012:120

External Source: DEBIAN

Name: DSA-2518

Hyperlink:http://www.debian.org/security/2012/dsa-2518

External Source: REDHAT

Name: RHSA-2012:1131