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Last updated: 5/30/2016 7:38:25 PM

CVE Publication rate: 19.5

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Vulnerability Workload Index: 12.22
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NVD is a product of the NIST Computer Security Division and is sponsored by the Department of Homeland Security's National Cyber Security Division. It supports the U.S. government multi-agency (OSD, DHS, NSA, DISA, and NIST) Information Security Automation Program. It is the U.S. government content repository for the Security Content Automation Protocol (SCAP).

National Cyber Awareness System

Vulnerability Summary for CVE-2007-4995

Original release date: 10/12/2007
Last revised: 08/30/2011


Off-by-one error in the DTLS implementation in OpenSSL 0.9.8 before 0.9.8f allows remote attackers to execute arbitrary code via unspecified vectors.


CVSS Severity (version 2.0):
CVSS v2 Base Score: 9.3 HIGH
Impact Subscore: 10.0
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Provides administrator access, Allows complete confidentiality, integrity, and availability violation; Allows unauthorized disclosure of information; Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (10/24/2007)
This issue did not affect the versions of OpenSSL as shipped with Red Hat Enterprise Linux 2.1, 3, or 4. An update to correct this issue for Enterprise Linux 5 is available. http://rhn.redhat.com/cve/CVE-2007-4995.html Please note that the CVE description is incorrect, this issue did not affect upstream versions of OpenSSL prior to 0.9.8.

References to Advisories, Solutions, and Tools

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External Source: MANDRIVA
Name: MDKSA-2007:237
External Source: BID
Name: 26055
External Source: VUPEN
Name: ADV-2007-4219
Type: Advisory
External Source: REDHAT
Name: RHSA-2007:0964
Type: Advisory
External Source: SECTRACK
Name: 1018810
External Source: GENTOO
Name: GLSA-200805-07
External Source: VUPEN
Name: ADV-2008-1937
Type: Advisory
External Source: VUPEN
Name: ADV-2007-3487
Type: Advisory
External Source: OVAL
Name: oval:org.mitre.oval:def:10288
External Source: CONFIRM
Name: http://www.openssl.org/news/secadv_20071012.txt
Type: Patch Information
External Source: FEDORA
Name: FEDORA-2007-725
External Source: BUGTRAQ
Name: 20071012 OpenSSL Security Advisory
External Source: XF
Name: openssl-dtls-code-execution(37185)
External Source: CONFIRM
Name: http://bugs.gentoo.org/show_bug.cgi?id=195634
External Source: HP
Name: HPSBUX02296
External Source: MISC
Name: http://support.nortel.com/go/main.jsp?cscat=BLTNDETAIL&id=738962
External Source: DEBIAN
Name: DSA-1571
External Source: UBUNTU
Name: USN-534-1
External Source: GENTOO
Name: GLSA-200710-30
External Source: SUSE
Name: SUSE-SR:2007:021

References to Check Content

Identifier: oval:org.mitre.oval:def:10288
Check System: http://oval.mitre.org/XMLSchema/oval-definitions-5

Technical Details

Vulnerability Type (View All)