National Vulnerability Database

National Vulnerability Database

National Vulnerability
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    Vulnerabilities Detail

CVE-2008-3844 Detail

Current Description

Certain Red Hat Enterprise Linux (RHEL) 4 and 5 packages for OpenSSH, as signed in August 2008 using a legitimate Red Hat GPG key, contain an externally introduced modification (Trojan Horse) that allows the package authors to have an unknown impact. NOTE: since the malicious packages were not distributed from any official Red Hat sources, the scope of this issue is restricted to users who may have obtained these packages through unofficial distribution points. As of 20080827, no unofficial distributions of this software are known.

Source:  MITRE
Description Last Modified:  08/27/2008
View Analysis Description

Evaluator Description

This alert is primarily for those who may obtain Red Hat binary packages via channels other than those of official Red Hat subscribers. Packages obtained by Red Hat Enterprise Linux subscribers via Red Hat Network are not at risk. Redhat has provided a shell script which lists the affected packages and can verify that none of them are installed on a system at the following location: https://www.redhat.com/security/data/openssh-blacklist-1.0.sh

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 9.3 HIGH
Vector: (AV:N/AC:M/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 8.6

Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://securitytracker.com/id?1020730 Third Party Advisory VDB Entry
http://support.avaya.com/elmodocs2/security/ASA-2008-399.htm Third Party Advisory
http://www.redhat.com/security/data/openssh-blacklist.html Third Party Advisory
http://www.redhat.com/support/errata/RHSA-2008-0855.html Not Applicable
http://www.securityfocus.com/bid/30794 Third Party Advisory VDB Entry
http://www.vupen.com/english/advisories/2008/2821 Broken Link
https://exchange.xforce.ibmcloud.com/vulnerabilities/44747

Technical Details

Vulnerability Type (View All)

Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2008-3844
NVD Published Date:
08/27/2008
NVD Last Modified:
08/07/2017