National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2007-4752 Detail

Description

ssh in OpenSSH before 4.7 does not properly handle when an untrusted cookie cannot be created and uses a trusted X11 cookie instead, which allows attackers to violate intended policy and gain privileges by causing an X client to be treated as trusted.

Source:  MITRE      Last Modified:  09/11/2007

Quick Info

CVE Dictionary Entry:
CVE-2007-4752
Original release date:
09/11/2007
Last revised:
09/28/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score:
7.5 HIGH
Vector:
(AV:N/AC:L/Au:N/C:P/I:P/A:P) (legend)
Impact Subscore:
6.4
Exploitability Subscore:
10.0
CVSS Version 2 Metrics:
Access Vector:
Network exploitable
Access Complexity:
Low
Authentication:
Not required to exploit
Impact Type:
Provides user account access, Allows partial confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (08/28/2008)

This issue did not affect the OpenSSH packages as distributed with Red Hat Enterprise Linux 2.1 or 3, as they do not support Trusted X11 forwarding. For Red Hat Enterprise Linux 4 and 5, this issue was addressed via: https://rhn.redhat.com/errata/RHSA-2008-0855.html

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://bugs.gentoo.org/show_bug.cgi?id=191321 External Source CONFIRM http://bugs.gentoo.org/show_bug.cgi?id=191321
http://docs.info.apple.com/article.html?artnum=307562 External Source CONFIRM http://docs.info.apple.com/article.html?artnum=307562
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?objectID=c01271085 External Source HP HPSBUX02287
http://lists.apple.com/archives/security-announce/2008/Mar/msg00001.html External Source APPLE APPLE-SA-2008-03-18
http://lists.opensuse.org/opensuse-security-announce/2007-10/msg00008.html External Source SUSE SUSE-SR:2007:022
http://security.gentoo.org/glsa/glsa-200711-02.xml External Source GENTOO GLSA-200711-02
http://securityreason.com/securityalert/3126 External Source SREASON 3126
http://support.avaya.com/elmodocs2/security/ASA-2008-399.htm External Source CONFIRM http://support.avaya.com/elmodocs2/security/ASA-2008-399.htm
http://www.debian.org/security/2008/dsa-1576 External Source DEBIAN DSA-1576
http://www.mandriva.com/security/advisories?name=MDKSA-2007:236 External Source MANDRIVA MDKSA-2007:236
http://www.openssh.com/txt/release-4.7 External Source CONFIRM http://www.openssh.com/txt/release-4.7
http://www.redhat.com/support/errata/RHSA-2008-0855.html External Source REDHAT RHSA-2008:0855
http://www.securityfocus.com/archive/1/archive/1/479760/100/0/threaded External Source BUGTRAQ 20070917 FLEA-2007-0055-1 openssh openssh-client openssh-server gnome-ssh-askpass
http://www.securityfocus.com/archive/1/archive/1/483748/100/200/threaded External Source BUGTRAQ 20071115 Re: HPSBUX02287 SSRT071485 rev.1 - HP-UX Running HP Secure Shell, Remotely Gain Extended Privileges
http://www.securityfocus.com/bid/25628 External Source BID 25628
http://www.ubuntu.com/usn/usn-566-1 External Source UBUNTU USN-566-1
http://www.vupen.com/english/advisories/2007/3156 External Source VUPEN ADV-2007-3156
http://www.vupen.com/english/advisories/2008/0924/references External Source VUPEN ADV-2008-0924
http://www.vupen.com/english/advisories/2008/2821 External Source VUPEN ADV-2008-2821
https://bugzilla.redhat.com/show_bug.cgi?id=280471 External Source MISC https://bugzilla.redhat.com/show_bug.cgi?id=280471
https://exchange.xforce.ibmcloud.com/vulnerabilities/36637 External Source XF openssh-x11cookie-privilege-escalation(36637)
https://issues.rpath.com/browse/RPL-1706 Patch External Source CONFIRM https://issues.rpath.com/browse/RPL-1706
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10809 External Source OVAL oval:org.mitre.oval:def:10809
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5599 External Source OVAL oval:org.mitre.oval:def:5599
https://www.redhat.com/archives/fedora-package-announce/2007-October/msg00214.html External Source FEDORA FEDORA-2007-715

References to Check Content

Identifier:
oval:org.mitre.oval:def:10809
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:10809
Identifier:
oval:org.mitre.oval:def:5599
Check System:
http://oval.mitre.org/XMLSchema/oval-definitions-5
Hyperlink:
http://oval.mitre.org/repository/data/DownloadDefinition?id=oval:org.mitre.oval:def:5599

Technical Details

Vulnerability Type (View All)

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