ID CVE-2007-0956
Summary The telnet daemon (telnetd) in MIT krb5 before 1.6.1 allows remote attackers to bypass authentication and gain system access via a username beginning with a '-' character, a similar issue to CVE-2007-0882. The vendor will address this issue in the upcoming krb5-1.6.1 release.
References
Vulnerable Configurations
  • cpe:2.3:o:debian:debian_linux:3.1:*:*:*:*:*:*:*
    cpe:2.3:o:debian:debian_linux:3.1:*:*:*:*:*:*:*
  • cpe:2.3:o:debian:debian_linux:4.0:*:*:*:*:*:*:*
    cpe:2.3:o:debian:debian_linux:4.0:*:*:*:*:*:*:*
  • cpe:2.3:o:rpath:linux:1:*:*:*:*:*:*:*
    cpe:2.3:o:rpath:linux:1:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:-:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:-:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:4:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:4:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:4.0:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:4.0:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.1:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.1:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.2:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.2:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.2.1:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.2.1:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.2.2:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.2.2:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.2.3:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.2.3:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.2.4:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.2.4:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.2.5:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.2.5:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.2.6:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.2.6:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.2.7:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.2.7:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.2.8:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.2.8:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.3:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.3:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.3:alpha1:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.3:alpha1:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.3.1:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.3.1:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.3.2:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.3.2:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.3.3:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.3.3:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.3.4:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.3.4:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.3.5:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.3.5:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.3.6:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.3.6:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.4:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.4:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.4.1:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.4.1:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.4.2:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.4.2:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.4.3:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.4.3:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.4.4:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.4.4:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.5:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.5:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.5.1:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.5.1:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.5.2:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.5.2:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.5.3:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.5.3:*:*:*:*:*:*:*
  • cpe:2.3:a:mit:kerberos:5-1.6:*:*:*:*:*:*:*
    cpe:2.3:a:mit:kerberos:5-1.6:*:*:*:*:*:*:*
CVSS
Base: 7.6 (as of 16-10-2018 - 16:35)
Impact:
Exploitability:
CWE NVD-CWE-Other
CAPEC
Access
VectorComplexityAuthentication
NETWORK HIGH NONE
Impact
ConfidentialityIntegrityAvailability
COMPLETE COMPLETE COMPLETE
cvss-vector via4 AV:N/AC:H/Au:N/C:C/I:C/A:C
oval via4
accepted 2013-04-29T04:00:51.513-04:00
class vulnerability
contributors
  • name Aharon Chernin
    organization SCAP.com, LLC
  • name Dragos Prisaca
    organization G2, Inc.
definition_extensions
  • comment The operating system installed on the system is Red Hat Enterprise Linux 3
    oval oval:org.mitre.oval:def:11782
  • comment CentOS Linux 3.x
    oval oval:org.mitre.oval:def:16651
  • comment The operating system installed on the system is Red Hat Enterprise Linux 4
    oval oval:org.mitre.oval:def:11831
  • comment CentOS Linux 4.x
    oval oval:org.mitre.oval:def:16636
  • comment Oracle Linux 4.x
    oval oval:org.mitre.oval:def:15990
  • comment The operating system installed on the system is Red Hat Enterprise Linux 5
    oval oval:org.mitre.oval:def:11414
  • comment The operating system installed on the system is CentOS Linux 5.x
    oval oval:org.mitre.oval:def:15802
  • comment Oracle Linux 5.x
    oval oval:org.mitre.oval:def:15459
description T krb5 before 1.6.1 allows remote attackers to bypass authentication and gain system access via a username beginning with a '-' character, a similar issue to CVE-2007-0882.
family unix
id oval:org.mitre.oval:def:10046
status accepted
submitted 2010-07-09T03:56:16-04:00
title The telnet daemon (telnetd) in MIT krb5 before 1.6.1 allows remote attackers to bypass authentication and gain system access via a username beginning with a '-' character, a similar issue to CVE-2007-0882.
version 24
redhat via4
advisories
rhsa
id RHSA-2007:0095
rpms
  • krb5-devel-0:1.2.7-61
  • krb5-libs-0:1.2.7-61
  • krb5-server-0:1.2.7-61
  • krb5-workstation-0:1.2.7-61
  • krb5-devel-0:1.3.4-46
  • krb5-libs-0:1.3.4-46
  • krb5-server-0:1.3.4-46
  • krb5-workstation-0:1.3.4-46
  • krb5-devel-0:1.5-23
  • krb5-libs-0:1.5-23
  • krb5-server-0:1.5-23
  • krb5-workstation-0:1.5-23
refmap via4
bid 23281
bugtraq
  • 20070403 MITKRB5-SA-2007-001: telnetd allows login as arbitrary user [CVE-2007-0956]
  • 20070404 rPSA-2007-0063-1 krb5 krb5-server krb5-services krb5-test krb5-workstation
  • 20070405 FLEA-2007-0008-1: krb5
cert TA07-093B
cert-vn VU#220816
confirm http://web.mit.edu/kerberos/www/advisories/MITKRB5-SA-2007-001-telnetd.txt
debian DSA-1276
gentoo GLSA-200704-02
mandriva MDKSA-2007:077
sectrack 1017848
secunia
  • 24706
  • 24735
  • 24736
  • 24740
  • 24750
  • 24755
  • 24757
  • 24785
  • 24786
  • 24817
sgi 20070401-01-P
sunalert 102867
suse SUSE-SA:2007:025
ubuntu USN-449-1
vupen
  • ADV-2007-1218
  • ADV-2007-1249
xf kerberos-telnet-security-bypass(33414)
Last major update 16-10-2018 - 16:35
Published 06-04-2007 - 01:19
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