Vulnerability Details CVE-2011-0997
dhclient 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.72
EPSS Ranking 98.6%
CVSS Severity
CVSS v2 Score 7.5
References
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057888.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058279.html
- http://marc.info/?l=bugtraq&m=133226187115472&w=2
- http://marc.info/?l=bugtraq&m=133226187115472&w=2
- http://secunia.com/advisories/44037
- http://secunia.com/advisories/44048
- http://secunia.com/advisories/44089
- http://secunia.com/advisories/44090
- http://secunia.com/advisories/44103
- http://secunia.com/advisories/44127
- http://secunia.com/advisories/44180
- http://security.gentoo.org/glsa/glsa-201301-06.xml
- http://securitytracker.com/id?1025300
- http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.593345
- http://www.debian.org/security/2011/dsa-2216
- http://www.debian.org/security/2011/dsa-2217
- http://www.kb.cert.org/vuls/id/107886
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:073
- http://www.osvdb.org/71493
- http://www.redhat.com/support/errata/RHSA-2011-0428.html
- http://www.redhat.com/support/errata/RHSA-2011-0840.html
- http://www.securityfocus.com/bid/47176
- http://www.ubuntu.com/usn/USN-1108-1
- http://www.vupen.com/english/advisories/2011/0879
- http://www.vupen.com/english/advisories/2011/0886
- http://www.vupen.com/english/advisories/2011/0909
- http://www.vupen.com/english/advisories/2011/0915
- http://www.vupen.com/english/advisories/2011/0926
- http://www.vupen.com/english/advisories/2011/0965
- http://www.vupen.com/english/advisories/2011/1000
- https://bugzilla.redhat.com/show_bug.cgi?id=689832
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66580
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12812
- https://www.exploit-db.com/exploits/37623/
- https://www.isc.org/software/dhcp/advisories/cve-2011-0997
- http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/057888.html
- http://lists.fedoraproject.org/pipermail/package-announce/2011-April/058279.html
- http://marc.info/?l=bugtraq&m=133226187115472&w=2
- http://marc.info/?l=bugtraq&m=133226187115472&w=2
- http://secunia.com/advisories/44037
- http://secunia.com/advisories/44048
- http://secunia.com/advisories/44089
- http://secunia.com/advisories/44090
- http://secunia.com/advisories/44103
- http://secunia.com/advisories/44127
- http://secunia.com/advisories/44180
- http://security.gentoo.org/glsa/glsa-201301-06.xml
- http://securitytracker.com/id?1025300
- http://slackware.com/security/viewer.php?l=slackware-security&y=2011&m=slackware-security.593345
- http://www.debian.org/security/2011/dsa-2216
- http://www.debian.org/security/2011/dsa-2217
- http://www.kb.cert.org/vuls/id/107886
- http://www.mandriva.com/security/advisories?name=MDVSA-2011:073
- http://www.osvdb.org/71493
- http://www.redhat.com/support/errata/RHSA-2011-0428.html
- http://www.redhat.com/support/errata/RHSA-2011-0840.html
- http://www.securityfocus.com/bid/47176
- http://www.ubuntu.com/usn/USN-1108-1
- http://www.vupen.com/english/advisories/2011/0879
- http://www.vupen.com/english/advisories/2011/0886
- http://www.vupen.com/english/advisories/2011/0909
- http://www.vupen.com/english/advisories/2011/0915
- http://www.vupen.com/english/advisories/2011/0926
- http://www.vupen.com/english/advisories/2011/0965
- http://www.vupen.com/english/advisories/2011/1000
- https://bugzilla.redhat.com/show_bug.cgi?id=689832
- https://exchange.xforce.ibmcloud.com/vulnerabilities/66580
- https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12812
- https://www.exploit-db.com/exploits/37623/
- https://www.isc.org/software/dhcp/advisories/cve-2011-0997
Products affected by CVE-2011-0997
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cpe:2.3:a:isc:dhcp:3.0
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cpe:2.3:a:isc:dhcp:3.0.1
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cpe:2.3:a:isc:dhcp:3.0.2
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cpe:2.3:a:isc:dhcp:3.0.3
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cpe:2.3:a:isc:dhcp:3.0.4
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cpe:2.3:a:isc:dhcp:3.0.5
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cpe:2.3:a:isc:dhcp:3.0.6
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cpe:2.3:a:isc:dhcp:3.1-esv
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cpe:2.3:a:isc:dhcp:3.1.0
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cpe:2.3:a:isc:dhcp:3.1.1
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cpe:2.3:a:isc:dhcp:3.1.2
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cpe:2.3:a:isc:dhcp:3.1.3
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cpe:2.3:a:isc:dhcp:4.1-esv
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cpe:2.3:a:isc:dhcp:4.2.0
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cpe:2.3:a:isc:dhcp:4.2.1
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cpe:2.3:o:canonical:ubuntu_linux:10.04
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cpe:2.3:o:canonical:ubuntu_linux:10.10
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cpe:2.3:o:canonical:ubuntu_linux:6.06
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cpe:2.3:o:canonical:ubuntu_linux:8.04
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cpe:2.3:o:canonical:ubuntu_linux:9.10
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cpe:2.3:o:debian:debian_linux:5.0
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cpe:2.3:o:debian:debian_linux:6.0
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cpe:2.3:o:debian:debian_linux:7.0