CVE-2009-2904

Severity CVSS v4.0:

Pending analysis

Type:

CWE-16 Configuration Errors

Publication date:

01/10/2009

Last modified:

09/04/2025

Description

A certain Red Hat modification to the ChrootDirectory feature in OpenSSH 4.8, as used in sshd in OpenSSH 4.3 in Red Hat Enterprise Linux (RHEL) 5.4 and Fedora 11, allows local users to gain privileges via hard links to setuid programs that use configuration files within the chroot directory, related to requirements for directory ownership.

Impact

Vector 2.0

AV:L/AC:M/Au:N/C:C/I:C/A:C CVSS v2.0 Severity and Metrics:

Base Score: 6.90 MEDIUM
Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C

Attack Vector (AV): Local
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete

Base Score 2.0

6.90

Severity 2.0

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:openbsd:openssh:4.3:::::::*
cpe:2.3:a:openbsd:openssh:4.8:::::::*
cpe:2.3:o:fedoraproject:fedora:11:::::::*
cpe:2.3:o:redhat:enterprise_linux:5::server:::::
cpe:2.3:o:redhat:enterprise_linux_desktop:5::client:::::
cpe:2.3:o:redhat:enterprise_linux_eus:5:::::::*

To consult the complete list of CPE names with products and versions, see this page

CPE	From	Up to
cpe:2.3:a:openbsd:openssh:4.3:::::::*
cpe:2.3:a:openbsd:openssh:4.8:::::::*
cpe:2.3:o:fedoraproject:fedora:11:::::::*
cpe:2.3:o:redhat:enterprise_linux:5::server:::::
cpe:2.3:o:redhat:enterprise_linux_desktop:5::client:::::
cpe:2.3:o:redhat:enterprise_linux_eus:5:::::::*

CVE-2009-2904

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools