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Last updated: Tue Aug 25 21:00:37 EDT 2009

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National Cyber-Alert System

Vulnerability Summary for CVE-2008-1483

Original release date:03/24/2008
Last revised:03/13/2009
Source: US-CERT/NIST

Overview

OpenSSH 4.3p2, and probably other versions, allows local users to hijack forwarded X connections by causing ssh to set DISPLAY to :10, even when another process is listening on the associated port, as demonstrated by opening TCP port 6010 (IPv4) and sniffing a cookie sent by Emacs.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:6.0 (MEDIUM) (AV:L/AC:H/Au:S/C:C/I:C/A:C) (legend)
Impact Subscore: 10.0
Exploitability Subscore: 1.5
CVSS Version 2 Metrics:
Access Vector: Locally exploitable
Access Complexity: High
Authentication: Required to exploit
Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

Vendor Statments (disclaimer)

Official Statement from Red Hat (03/27/2008)
Versions of openssh packages as shipped with Red Hat Enterprise Linux 4, and 5 were not vulnerable to this issue as it was mitigated as a side effect of another change. Red Hat Enterprise Linux 2.1 and 3 are affected by this issue. The Red Hat Security Response Team has rated this issue as having low security impact. https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=CVE-2008-1483

References to Advisories, Solutions, and Tools

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US-CERT Technical Alert: TA08-260A
Name: TA08-260A
Hyperlink:http://www.us-cert.gov/cas/techalerts/TA08-260A.html
External Source: VUPEN
Name: ADV-2008-1630
Hyperlink:http://www.vupen.com/english/advisories/2008/1630/references
External Source: VUPEN
Name: ADV-2008-2584
Hyperlink:http://www.frsirt.com/english/advisories/2008/2584
External Source: VUPEN
Name: ADV-2008-2396
Hyperlink:http://www.frsirt.com/english/advisories/2008/2396
External Source: VUPEN
Name: ADV-2008-1448
Hyperlink:http://www.frsirt.com/english/advisories/2008/1448/references
External Source: CONFIRM
Name: http://support.attachmate.com/techdocs/2374.html
Hyperlink:http://support.attachmate.com/techdocs/2374.html
External Source: SUNALERT
Name: 237444
Hyperlink:http://sunsolve.sun.com/search/document.do?assetkey=1-26-237444-1
External Source: SECUNIA
Name: 31882
Hyperlink:http://secunia.com/advisories/31882
External Source: SECUNIA
Name: 31531
Hyperlink:http://secunia.com/advisories/31531
External Source: SECUNIA
Name: 30347
Hyperlink:http://secunia.com/advisories/30347
External Source: SECUNIA
Name: 30086
Hyperlink:http://secunia.com/advisories/30086
External Source: OVAL
Name: oval:org.mitre.oval:def:6085
Hyperlink:http://oval.mitre.org/repository/data/getDef?id=oval:org.mitre.oval:def:6085
External Source: APPLE
Name: APPLE-SA-2008-09-15
Hyperlink:http://lists.apple.com/archives/security-announce//2008/Sep/msg00005.html
External Source: HP
Name: HPSBUX02337
Hyperlink:http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01462841
External Source: HP
Name: HPSBUX02337
Hyperlink:http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01462841
External Source: CONFIRM
Name: http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=463011
Hyperlink:http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=463011
External Source: CONFIRM
Name: https://issues.rpath.com/browse/RPL-2397
Hyperlink:https://issues.rpath.com/browse/RPL-2397
External Source: XF
Name: openssh-sshd-session-hijacking(41438)
Hyperlink:http://xforce.iss.net/xforce/xfdb/41438
External Source: UBUNTU
Name: USN-597-1
Hyperlink:http://www.ubuntulinux.org/support/documentation/usn/usn-597-1
External Source: SLACKWARE
Name: SSA:2008-095-01
Hyperlink:http://www.slackware.org/security/viewer.php?l=slackware-security&y=2008&m=slackware-security.540188
External Source: SECTRACK
Name: 1019707
Hyperlink:http://www.securitytracker.com/id?1019707
External Source: BID
Name: 28444
Hyperlink:http://www.securityfocus.com/bid/28444
External Source: BUGTRAQ
Name: 20080325 rPSA-2008-0120-1 gnome-ssh-askpass openssh openssh-client openssh-server
Hyperlink:http://www.securityfocus.com/archive/1/archive/1/490054/100/0/threaded
External Source: MANDRIVA
Name: MDVSA-2008:078
Hyperlink:http://www.mandriva.com/security/advisories?name=MDVSA-2008:078
External Source: MLIST
Name: [security-announce] 20080403 Globus Security Advisory 2008-01: GSI-OpenSSH vulnerability
Hyperlink:http://www.globus.org/mail_archive/security-announce/2008/04/msg00000.html
External Source: GENTOO
Name: GLSA-200804-03
Hyperlink:http://www.gentoo.org/security/en/glsa/glsa-200804-03.xml
External Source: VUPEN
Name: ADV-2008-1624
Hyperlink:http://www.frsirt.com/english/advisories/2008/1624/references
External Source: VUPEN
Name: ADV-2008-1526
Hyperlink:http://www.frsirt.com/english/advisories/2008/1526/references
External Source: VUPEN
Name: ADV-2008-1124
Hyperlink:http://www.frsirt.com/english/advisories/2008/1124/references
External Source: VUPEN
Name: ADV-2008-1123
Hyperlink:http://www.frsirt.com/english/advisories/2008/1123/references
External Source: VUPEN
Name: ADV-2008-0994
Hyperlink:http://www.frsirt.com/english/advisories/2008/0994/references
External Source: DEBIAN
Name: DSA-1576
Hyperlink:http://www.debian.org/security/2008/dsa-1576
External Source: CONFIRM
Name: http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0120
Hyperlink:http://wiki.rpath.com/wiki/Advisories:rPSA-2008-0120
External Source: CONFIRM
Name: http://support.avaya.com/elmodocs2/security/ASA-2008-205.htm
Hyperlink:http://support.avaya.com/elmodocs2/security/ASA-2008-205.htm
External Source: CONFIRM
Name: http://sourceforge.net/project/shownotes.php?release_id=590180&group_id=69227
Hyperlink:http://sourceforge.net/project/shownotes.php?release_id=590180&group_id=69227
External Source: FREEBSD
Name: FreeBSD-SA-08:05
Hyperlink:http://security.FreeBSD.org/advisories/FreeBSD-SA-08:05.openssh.asc
External Source: SECUNIA
Name: 30361
Hyperlink:http://secunia.com/advisories/30361
External Source: SECUNIA
Name: 30249
Hyperlink:http://secunia.com/advisories/30249
External Source: SECUNIA
Name: 30230
Hyperlink:http://secunia.com/advisories/30230
External Source: SECUNIA
Name: 29939
Hyperlink:http://secunia.com/advisories/29939
External Source: SECUNIA
Name: 29873
Hyperlink:http://secunia.com/advisories/29873
External Source: SECUNIA
Name: 29735
Hyperlink:http://secunia.com/advisories/29735
External Source: SECUNIA
Name: 29721
Hyperlink:http://secunia.com/advisories/29721
External Source: SECUNIA
Name: 29686
Hyperlink:http://secunia.com/advisories/29686
External Source: SECUNIA
Name: 29683
Hyperlink:http://secunia.com/advisories/29683
External Source: SECUNIA
Name: 29676
Hyperlink:http://secunia.com/advisories/29676
External Source: SECUNIA
Name: 29626
Hyperlink:http://secunia.com/advisories/29626
External Source: SECUNIA
Name: 29554
Hyperlink:http://secunia.com/advisories/29554
External Source: SECUNIA
Name: 29537
Hyperlink:http://secunia.com/advisories/29537
External Source: SECUNIA
Name: 29522
Hyperlink:http://secunia.com/advisories/29522
External Source: SUSE
Name: SUSE-SR:2008:009
Hyperlink:http://lists.opensuse.org/opensuse-security-announce/2008-04/msg00007.html
External Source: CONFIRM
Name: http://aix.software.ibm.com/aix/efixes/security/ssh_advisory.asc
Hyperlink:http://aix.software.ibm.com/aix/efixes/security/ssh_advisory.asc
External Source: NETBSD
Name: NetBSD-SA2008-005
Hyperlink:ftp://ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2008-005.txt.asc

Vulnerable software and versions

Nav control imageConfiguration 1
spacerNav control imageOR
spacerspacerNav control image* cpe:/a:openssh:openssh:4.3:sp2
* Denotes Vulnerable Software
* Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)
  • Permissions, Privileges, and Access Control (CWE-264)
CVE Standard Vulnerability Entry:http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-1483