National Vulnerability Database (NVD) National Vulnerability Database (CVE-2010-2693)

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Last updated: Wed Jun 19 11:58:42 EDT 2013

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Vulnerability Summary for CVE-2010-2693

Original release date:07/13/2010

Last revised:07/14/2010

Source: US-CERT/NIST

Overview

FreeBSD 7.1 through 8.1-PRERELEASE does not copy the read-only flag when creating a duplicate mbuf buffer reference, which allows local users to cause a denial of service (system file corruption) and gain privileges via the sendfile system call.

Impact

CVSS Severity (version 2.0):

CVSS v2 Base Score:7.2 (HIGH) (AV:L/AC:L/Au:N/C:C/I:C/A:C) (legend)

Impact Subscore: 10.0

Exploitability Subscore: 3.9

CVSS Version 2 Metrics:

Access Vector: Locally exploitable

Access Complexity: Low

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

References to Advisories, Solutions, and Tools

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External Source: VUPEN

Name: ADV-2010-1787

Type: Advisory; Patch Information

Hyperlink:http://www.vupen.com/english/advisories/2010/1787

External Source: SECTRACK

Name: 1024182

Type: Patch Information

Hyperlink:http://www.securitytracker.com/id?1024182

External Source: FREEBSD

Name: FreeBSD-SA-10:07

Type: Advisory; Patch Information

Hyperlink:http://security.freebsd.org/advisories/FreeBSD-SA-10:07.mbuf.asc