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Last updated: 9/30/2014 6:46:32 AM

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National Cyber Awareness System

Vulnerability Summary for CVE-2007-4000

Original release date: 09/05/2007
Last revised: 03/07/2011
Source: US-CERT/NIST

Overview

The kadm5_modify_policy_internal function in lib/kadm5/srv/svr_policy.c in the Kerberos administration daemon (kadmind) in MIT Kerberos 5 (krb5) 1.5 through 1.6.2 does not properly check return values when the policy does not exist, which might allow remote authenticated users with the "modify policy" privilege to execute arbitrary code via unspecified vectors that trigger a write to an uninitialized pointer.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 8.5 (HIGH) (AV:N/AC:M/Au:S/C:C/I:C/A:C) (legend)
Impact Subscore: 10.0
Exploitability Subscore: 6.8
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: 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: REDHAT
Name: RHSA-2007:0858
External Source: BID
Name: 25533
External Source: MISC
Name: https://bugzilla.redhat.com/show_bug.cgi?id=250976
External Source: MANDRIVA
Name: MDKSA-2007:174
External Source: GENTOO
Name: GLSA-200709-01
External Source: SECUNIA
Name: 26728
External Source: SECTRACK
Name: 1018647
External Source: XF
Name: kerberos-modifypolicy-code-execution(36438)
External Source: FEDORA
Name: FEDORA-2007-2017
External Source: SECUNIA
Name: 26676
US-CERT Vulnerability Note: CERT-VN
Name: VU#377544
External Source: BUGTRAQ
Name: 20070907 FLEA-2007-0050-1 krb5 krb5-workstation
External Source: SECUNIA
Name: 26783
External Source: CONFIRM
Name: https://issues.rpath.com/browse/RPL-1696
External Source: SECUNIA
Name: 26680
External Source: OVAL
Name: oval:org.mitre.oval:def:9278
External Source: SUSE
Name: SUSE-SR:2007:019
External Source: SECUNIA
Name: 26987
External Source: SREASON
Name: 3092
External Source: VUPEN
Name: ADV-2007-3051
External Source: SECUNIA
Name: 26700
External Source: CONFIRM
Name: http://web.mit.edu/Kerberos/advisories/MITKRB5-SA-2007-006.txt

References to Check Content

Identifier: oval:org.mitre.oval:def:9278
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)
  • Permissions, Privileges, and Access Control (CWE-264)