National Vulnerability Database (NVD) National Vulnerability Database (CVE-2007-0844)

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NVD is the U.S. government repository of standards based vulnerability management data. This data enables automation of vulnerability management, security measurement, and compliance (e.g. FISMA).

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NVD contains:

CVE Vulnerabilities: 56393
Checklists: 226
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OVAL Queries: 8140
CPE Names: 73033

Last updated: Tue May 21 14:59:27 EDT 2013

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NIST Security Configuration Checklists - CSD

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Vulnerability Summary for CVE-2007-0844

Original release date:02/08/2007

Last revised:03/08/2011

Source: US-CERT/NIST

Overview

The auth_via_key function in pam_ssh.c in pam_ssh before 1.92, when the allow_blank_passphrase option is disabled, allows remote attackers to bypass authentication restrictions and use private encryption keys requiring a blank passphrase by entering a non-blank passphrase.

Impact

CVSS Severity (version 2.0):

CVSS v2 Base Score:6.4 (MEDIUM) (AV:N/AC:L/Au:N/C:P/I:P/A:N) (legend)

Impact Subscore: 4.9

Exploitability Subscore: 10.0

CVSS Version 2 Metrics:

Access Vector: Network exploitable

Access Complexity: Low

Authentication: Not required to exploit

Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: http://sourceforge.net/project/shownotes.php?release_id=484376

Type: Advisory; Patch Information

Hyperlink:http://sourceforge.net/project/shownotes.php?release_id=484376

External Source: VUPEN

Name: ADV-2007-0524

Hyperlink:http://www.vupen.com/english/advisories/2007/0524

External Source: SECUNIA

Name: 24061

Type: Advisory

Hyperlink:http://secunia.com/advisories/24061

External Source: OSVDB