CVE-2009-0692

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Summary

CVECVE-2009-0692
StatePUBLISHED
Assignercertcc
Source PriorityCVE Program / NVD first with legacy fallback
Published2009-07-14 20:30:00 UTC
Updated2026-04-23 00:35:47 UTC
DescriptionStack-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.

Risk And Classification

Primary CVSS: v2.0 10 from [email protected]

AV:N/AC:L/Au:N/C:C/I:C/A:C

Problem Types: CWE-119 | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Low
Authentication
None
Confidentiality
Complete
Integrity
Complete
Availability
Complete

AV:N/AC:L/Au:N/C:C/I:C/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Isc Dhcp 2.0 All All All
Application Isc Dhcp 3.0 All All All
Application Isc Dhcp 3.1 All All All
Application Isc Dhcp 4.0 All All All
Application Isc Dhcp 4.1.0 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
The Slackware Linux Project: Slackware Security Advisories af854a3a-2127-422b-91ae-364da2661108 slackware.com
[security-announce] SUSE Security Announcement: dhcp-client (SUSE-SA:200 af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org
[SECURITY] Fedora 10 Update: dhcp-4.0.0-37.fc10 af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
ftp.netbsd.org/pub/NetBSD/security/advisories/NetBSD-SA2009-010.txt.asc af854a3a-2127-422b-91ae-364da2661108 ftp.netbsd.org
NetBSD update for ISC dhclient - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
US-CERT Vulnerability Note VU#410676 af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org US Government Resource
Gentoo Linux Documentation -- ISC DHCP: dhcpclient Remote execution of arbitrary code af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org
Red Hat update for dhcp - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
| Internet Systems Consortium af854a3a-2127-422b-91ae-364da2661108 www.isc.org Patch, Vendor Advisory
DHCP | Internet Systems Consortium af854a3a-2127-422b-91ae-364da2661108 www.isc.org
Bug 507717 – CVE-2009-0692 dhclient: stack overflow leads to arbitrary code execution as root af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com
SUSE update for dhcp-client - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
HP Insight Control Suite For Linux Multiple Vulnerabilities - Advisories - Community af854a3a-2127-422b-91ae-364da2661108 secunia.com
ISC DHCP "script_write_params()" Buffer Overflow Vulnerability - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Vendor Advisory
ISC DHCP 'dhclient' 'script_write_params()' Stack Buffer Overflow Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com
SecurityTracker.com Archives - DHCP dhclient Stack Overflow in script_write_params() Lets Remote Users Execute Arbitrary Code af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com
Debian update for dhcp3 - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Support / Security / Advisories / / MDVSA-2009:151 | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com
itrc.hp.com/service/cki/docDisplay.do af854a3a-2127-422b-91ae-364da2661108 itrc.hp.com
Ubuntu update for dhcp3 - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
USN-803-1: dhcp vulnerability | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com
Gentoo update for dhcp - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Debian update for dhcp3 - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
[SECURITY] Fedora 11 Update: dhcp-4.1.0p1-4.fc11 af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
www.osvdb.org/55819 af854a3a-2127-422b-91ae-364da2661108 www.osvdb.org
Fedora update for dhcp - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Red Hat update for dhcp - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Fedora update for dhcp - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
Debian -- Security Information -- DSA-1833-1 dhcp3 af854a3a-2127-422b-91ae-364da2661108 www.debian.org
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com
Slackware update for dhcp - Secunia Advisories - Vulnerability Information - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

OrganizationPublishedContributorStatement
Red Hat2009-07-16Tomas HogerThis 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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