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  2. CVE-2011-0043
ID CVE-2011-0043
Summary Kerberos in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 supports weak hashing algorithms, which allows local users to gain privileges by operating a service that sends crafted service tickets, as demonstrated by the CRC32 algorithm, aka "Kerberos Unkeyed Checksum Vulnerability."
References
Vulnerable Configurations
  • cpe:2.3:o:microsoft:windows_2003_server:*:sp2:*:*:*:*:*:*
    cpe:2.3:o:microsoft:windows_2003_server:*:sp2:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_2003_server:*:sp2:itanium:*:*:*:*:*
    cpe:2.3:o:microsoft:windows_2003_server:*:sp2:itanium:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
    cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*
    cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*
  • cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*
    cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*
CVSS
Base: 7.2 (as of 26-02-2019 - 14:04)
Impact:
Exploitability:
CWE CWE-310
CAPEC
  • Signature Spoofing by Key Recreation
    An attacker obtains an authoritative or reputable signer's private signature key by exploiting a cryptographic weakness in the signature algorithm or pseudorandom number generation and then uses this key to forge signatures from the original signer to mislead a victim into performing actions that benefit the attacker.
Access
VectorComplexityAuthentication
LOCAL LOW NONE
Impact
ConfidentialityIntegrityAvailability
COMPLETE COMPLETE COMPLETE
cvss-vector via4 AV:L/AC:L/Au:N/C:C/I:C/A:C
msbulletin via4
bulletin_id MS11-013
bulletin_url
date 2011-02-08T00:00:00
impact Elevation of Privilege
knowledgebase_id 2496930
knowledgebase_url
severity Important
title Vulnerabilities in Kerberos Could Allow Elevation of Privilege
oval via4
accepted 2011-08-15T04:00:07.212-04:00
class vulnerability
contributors
  • name Josh Turpin
    organization Symantec Corporation
  • name Dragos Prisaca
    organization Symantec Corporation
definition_extensions
  • comment Microsoft Windows XP (x86) SP3 is installed
    oval oval:org.mitre.oval:def:5631
  • comment Microsoft Windows XP x64 Edition SP2 is installed
    oval oval:org.mitre.oval:def:4193
  • comment Microsoft Windows Server 2003 SP2 (x64) is installed
    oval oval:org.mitre.oval:def:2161
  • comment Microsoft Windows Server 2003 SP2 (x86) is installed
    oval oval:org.mitre.oval:def:1935
  • comment Microsoft Windows Server 2003 (ia64) SP2 is installed
    oval oval:org.mitre.oval:def:1442
description Kerberos in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 supports weak hashing algorithms, which allows local users to gain privileges by operating a service that sends crafted service tickets, as demonstrated by the CRC32 algorithm, aka "Kerberos Unkeyed Checksum Vulnerability."
family windows
id oval:org.mitre.oval:def:12432
status accepted
submitted 2011-02-09T14:23:12
title Kerberos Unkeyed Checksum Vulnerability
version 77
refmap via4
bid 46130
confirm http://support.avaya.com/css/P8/documents/100127250
osvdb 70834
sectrack 1025048
secunia 43251
vupen ADV-2011-0326
xf ms-kerberos-checksum-privilege-escalation(64900)
Last major update 26-02-2019 - 14:04
Published 10-02-2011 - 16:00
Last modified 26-02-2019 - 14:04
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