National Vulnerability Database (NVD) National Vulnerability Database (CVE-2012-4562)

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Last updated: Tue May 21 23:44:50 EDT 2013

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Vulnerability Summary for CVE-2012-4562

Original release date:11/30/2012

Last revised:02/07/2013

Source: US-CERT/NIST

Overview

Multiple integer overflows in libssh before 0.5.3 allow remote attackers to cause a denial of service (infinite loop or crash) and possibly execute arbitrary code via unspecified vectors, which triggers a buffer overflow, infinite loop, or possibly some other unspecified vulnerabilities.

Impact

CVSS Severity (version 2.0):

CVSS v2 Base Score:7.5 (HIGH) (AV:N/AC:L/Au:N/C:P/I:P/A:P) (legend)

Impact Subscore: 6.4

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; Allows disruption of service

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External Source: MISC

Name: https://bugzilla.redhat.com/show_bug.cgi?id=871620

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=871620

External Source: UBUNTU

Name: USN-1640-1

Hyperlink:http://www.ubuntu.com/usn/USN-1640-1

External Source: BID

Name: 56604

Hyperlink:http://www.securityfocus.com/bid/56604

External Source: MLIST

Name: [oss-security] 20121120 libssh 0.5.3 release fixes multiple security issues

Hyperlink:http://www.openwall.com/lists/oss-security/2012/11/20/3