National Vulnerability Database (NVD) National Vulnerability Database (CVE-2009-0692)

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NVD contains:

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Last updated: Tue Aug 25 11:00:07 EDT 2009

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Vulnerability Summary for CVE-2009-0692

Original release date:07/14/2009

Last revised:07/15/2009

Source: US-CERT/NIST

Overview

Stack-based buffer overflow in the script_write_params method in client/dhclient.c in ISC DHCP dhclient 4.1 before 4.1.0p1, 4.0 before 4.0.1p1, 3.1 before 3.1.2p1, 3.0, and 2.0 allows remote DHCP servers to execute arbitrary code via a crafted subnet-mask option.

Impact

CVSS Severity (version 2.0):

CVSS v2 Base Score:10.0 (HIGH) (AV:N/AC:L/Au:N/C:C/I:C/A:C) (legend)

Impact Subscore: 10.0

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

Vendor Statments (disclaimer)

Official Statement from Red Hat (07/16/2009): This issue affected the dhcp packages as shipped with Red Hat Enterprise Linux 3 and 4. Updated packages to correct this issue are available via Red Hat Network: https://rhn.redhat.com/errata/CVE-2009-0692.html This issue did not affect the dhcp packages as shipped with Red Hat Enterprise Linux 5 due to the use of FORTIFY_SOURCE protection mechanism that changes the exploitability of the issue into a controlled application termination.

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US-CERT Vulnerability Note: VU#410676

Name: VU#410676

Hyperlink:http://www.kb.cert.org/vuls/id/410676

External Source: CONFIRM

Name: https://www.isc.org/node/468

Type: Advisory; Patch Information

Hyperlink:https://www.isc.org/node/468

External Source: CONFIRM

Name: https://www.isc.org/downloadables/12

Hyperlink:https://www.isc.org/downloadables/12

External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=507717