CVE-2011-0997

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Summary

CVECVE-2011-0997
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2011-04-08 15:17:27 UTC
Updated2026-04-29 01:13:23 UTC
Descriptiondhclient in ISC DHCP 3.0.x through 4.2.x before 4.2.1-P1, 3.1-ESV before 3.1-ESV-R1, and 4.1-ESV before 4.1-ESV-R2 allows remote attackers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message, as demonstrated by a hostname that is provided to dhclient-script.

Risk And Classification

Primary CVSS: v2.0 7.5 from [email protected]

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

Problem Types: CWE-20 | n/a

CVSS v2.0 Breakdown

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

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 10.04 All All All
Operating System Canonical Ubuntu Linux 10.10 All All All
Operating System Canonical Ubuntu Linux 6.06 All All All
Operating System Canonical Ubuntu Linux 8.04 All All All
Operating System Canonical Ubuntu Linux 9.10 All All All
Operating System Debian Debian Linux 5.0 All All All
Operating System Debian Debian Linux 6.0 All All All
Operating System Debian Debian Linux 7.0 All All All
Application Isc Dhcp 3.0 All All All
Application Isc Dhcp 3.0.1 - All All
Application Isc Dhcp 3.0.1 rc1 All All
Application Isc Dhcp 3.0.1 rc10 All All
Application Isc Dhcp 3.0.1 rc11 All All
Application Isc Dhcp 3.0.1 rc12 All All
Application Isc Dhcp 3.0.1 rc13 All All
Application Isc Dhcp 3.0.1 rc14 All All
Application Isc Dhcp 3.0.1 rc2 All All
Application Isc Dhcp 3.0.1 rc5 All All
Application Isc Dhcp 3.0.1 rc6 All All
Application Isc Dhcp 3.0.1 rc7 All All
Application Isc Dhcp 3.0.1 rc8 All All
Application Isc Dhcp 3.0.1 rc9 All All
Application Isc Dhcp 3.0.2 - All All
Application Isc Dhcp 3.0.2 b1 All All
Application Isc Dhcp 3.0.2 rc1 All All
Application Isc Dhcp 3.0.2 rc2 All All
Application Isc Dhcp 3.0.2 rc3 All All
Application Isc Dhcp 3.0.3 - All All
Application Isc Dhcp 3.0.3 b1 All All
Application Isc Dhcp 3.0.3 b2 All All
Application Isc Dhcp 3.0.3 b3 All All
Application Isc Dhcp 3.0.4 - All All
Application Isc Dhcp 3.0.4 b1 All All
Application Isc Dhcp 3.0.4 b2 All All
Application Isc Dhcp 3.0.4 b3 All All
Application Isc Dhcp 3.0.4 rc1 All All
Application Isc Dhcp 3.0.5 - All All
Application Isc Dhcp 3.0.5 rc1 All All
Application Isc Dhcp 3.0.6 rc1 All All
Application Isc Dhcp 3.1-esv All All All
Application Isc Dhcp 3.1.0 - All All
Application Isc Dhcp 3.1.0 a1 All All
Application Isc Dhcp 3.1.0 a2 All All
Application Isc Dhcp 3.1.0 a3 All All
Application Isc Dhcp 3.1.0 b1 All All
Application Isc Dhcp 3.1.0 b2 All All
Application Isc Dhcp 3.1.0 rc1 All All
Application Isc Dhcp 3.1.1 rc1 All All
Application Isc Dhcp 3.1.1 rc2 All All
Application Isc Dhcp 3.1.2 - All All
Application Isc Dhcp 3.1.2 b1 All All
Application Isc Dhcp 3.1.2 rc1 All All
Application Isc Dhcp 3.1.3 - All All
Application Isc Dhcp 3.1.3 b1 All All
Application Isc Dhcp 3.1.3 rc1 All All
Application Isc Dhcp 4.1-esv - All All
Application Isc Dhcp 4.1-esv rc1 All All
Application Isc Dhcp 4.2.0 - All All
Application Isc Dhcp 4.2.0 a1 All All
Application Isc Dhcp 4.2.0 a2 All All
Application Isc Dhcp 4.2.0 b1 All All
Application Isc Dhcp 4.2.0 b2 All All
Application Isc Dhcp 4.2.0 p1 All All
Application Isc Dhcp 4.2.0 rc1 All All
Application Isc Dhcp 4.2.1 - All All
Application Isc Dhcp 4.2.1 b1 All All
Application Isc Dhcp 4.2.1 rc1 All All

Vendor Declared Affected Products

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

References

ReferenceSourceLinkTags
2016-10 Security Bulletin: CTPView: Multiple vulnerabilities in CTPView - Juniper Networks af854a3a-2127-422b-91ae-364da2661108 kb.juniper.net Third Party Advisory
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Third Party Advisory
[SECURITY] Fedora 14 Update: dhcp-4.2.0-21.P2.fc14 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List, Third Party Advisory
US-CERT Vulnerability Note VU#107886 - ISC dhclient vulnerability af854a3a-2127-422b-91ae-364da2661108 www.kb.cert.org Third Party Advisory, US Government Resource
Repository / Oval Repository af854a3a-2127-422b-91ae-364da2661108 oval.cisecurity.org Third Party Advisory
Red Hat update for dhcp - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
Fedora update for dhcp - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
'[security bulletin] HPSBMU02752 SSRT100802 rev.1 HP Insight Control Software for Linux (IC-Linux), R' - MARC af854a3a-2127-422b-91ae-364da2661108 marc.info Mailing List, Third Party Advisory
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Permissions Required
Debian -- Security Information -- DSA-2216-1 isc-dhcp af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
Ubuntu update for dhcp3 - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
Bug 689832 – CVE-2011-0997 dhclient: insufficient sanitization of certain DHCP response values af854a3a-2127-422b-91ae-364da2661108 bugzilla.redhat.com Issue Tracking, Patch, Third Party Advisory
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Permissions Required
Support af854a3a-2127-422b-91ae-364da2661108 www.redhat.com Third Party Advisory
Debian update for dhcp3 - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
Debian -- Security Information -- DSA-2217-1 dhcp3 af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
IBM X-Force Exchange af854a3a-2127-422b-91ae-364da2661108 exchange.xforce.ibmcloud.com Third Party Advisory, VDB Entry
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Permissions Required
ISC DHCP "dhclient" Response Processing Input Sanitation Vulnerability - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
SecurityTracker: ISC DHCP Meta-Character Filtering Flaw in dhclient Lets Remote Users Execute Arbitrary Code af854a3a-2127-422b-91ae-364da2661108 securitytracker.com Third Party Advisory, VDB Entry
Debian update for isc-dhcp - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
15 TOTOLINK Router Models - Multiple Remote Code Execution Vulnerabilities - Hardware webapps Exploit af854a3a-2127-422b-91ae-364da2661108 www.exploit-db.com Third Party Advisory, VDB Entry
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Permissions Required
The Slackware Linux Project: Slackware Security Advisories af854a3a-2127-422b-91ae-364da2661108 slackware.com Third Party Advisory
Gentoo Linux Documentation -- ISC DHCP: Denial of Service af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org Third Party Advisory
Support / Security / Advisories / / MDVSA-2011:073 | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com Third Party Advisory
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Permissions Required
Slackware update for dhcp - Secunia.com af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
USN-1108-1: DHCP vulnerability | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
[SECURITY] Fedora 15 Update: dhcp-4.2.1-4.P1.fc15 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Mailing List, Third Party Advisory
DHCP: dhclient does not strip or escape shell meta-characters | Internet Systems Consortium af854a3a-2127-422b-91ae-364da2661108 www.isc.org Patch, Vendor Advisory
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Permissions Required
ISC DHCP 'dhclient' Shell Characters in Response Remote Code Execution Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
Webmail : Solution de messagerie professionnelle - OVHcloud- OVH af854a3a-2127-422b-91ae-364da2661108 www.vupen.com Permissions Required
www.osvdb.org/71493 af854a3a-2127-422b-91ae-364da2661108 www.osvdb.org Broken Link
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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