CVE-2006-5051

Severity CVSS v4.0:

Pending analysis

Type:

CWE-415 Double Free

Publication date:

27/09/2006

Last modified:

09/04/2025

Description

Signal handler race condition in OpenSSH before 4.4 allows remote attackers to cause a denial of service (crash), and possibly execute arbitrary code if GSSAPI authentication is enabled, via unspecified vectors that lead to a double-free.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 8.10 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

8.10

Severity 3.x

HIGH

Vector 2.0

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

Base Score: 9.30 HIGH
Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

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

Base Score 2.0

9.30

Severity 2.0

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:openbsd:openssh::::::::		4.4 (including)
cpe:2.3:o:debian:debian_linux:3.1:::::::*
cpe:2.3:o:apple:mac_os_x::::::::		10.3.9 (excluding)
cpe:2.3:o:apple:mac_os_x::::::::	10.4 (including)	10.4.8 (including)
cpe:2.3:o:apple:mac_os_x_server::::::::		10.3.9 (excluding)
cpe:2.3:o:apple:mac_os_x_server::::::::	10.4 (including)	10.4.8 (including)

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

CVE-2006-5051

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools