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Last updated: 11/1/2014 7:11:48 AM

CVE Publication rate: 45.6

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Vulnerability Workload Index: 13.61
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National Cyber Awareness System

Vulnerability Summary for CVE-2014-2532

Original release date: 03/18/2014
Last revised: 06/26/2014
Source: US-CERT/NIST

Overview

sshd in OpenSSH before 6.6 does not properly support wildcards on AcceptEnv lines in sshd_config, which allows remote attackers to bypass intended environment restrictions by using a substring located before a wildcard character.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.8 (MEDIUM) (AV:N/AC:M/Au:N/C:P/I:P/A:N) (legend)
Impact Subscore: 4.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
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: SECUNIA
Name: 57488
External Source: SECUNIA
Name: 59313
External Source: SECTRACK
Name: 1029925
External Source: CONFIRM
Name: http://advisories.mageia.org/MGASA-2014-0143.html
External Source: XF
Name: openssh-cve20142532-sec-bypass(91986)
External Source: BID
Name: 66355
External Source: CONFIRM
Name: http://aix.software.ibm.com/aix/efixes/security/openssh_advisory4.asc
External Source: FEDORA
Name: FEDORA-2014-6380
External Source: MLIST
Name: [security-announce] 20140315 Announce: OpenSSH 6.6 released
External Source: SECUNIA
Name: 57574
External Source: MANDRIVA
Name: MDVSA-2014:068
External Source: UBUNTU
Name: USN-2155-1
External Source: FEDORA
Name: FEDORA-2014-6569
External Source: DEBIAN
Name: DSA-2894

Technical Details

Vulnerability Type (View All)
  • Permissions, Privileges, and Access Control (CWE-264)