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CVE
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CVE-2011-0997Date: (C)2011-04-08   (M)2018-06-11


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.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : CVSS Score : 7.5
Exploit Score: Exploit Score: 10.0
Impact Score: Impact Score: 6.4
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: Access Vector: NETWORK
Attack Complexity: Access Complexity: LOW
Privileges Required: Authentication: NONE
User Interaction: Confidentiality: PARTIAL
Scope: Integrity: PARTIAL
Confidentiality: Availability: PARTIAL
Integrity:  
Availability:  
  
Reference:
SECTRACK-1025300
EXPLOIT-DB-37623
SECUNIA-44037
SECUNIA-44048
SECUNIA-44089
SECUNIA-44090
SECUNIA-44103
SECUNIA-44127
SECUNIA-44180
BID-47176
OSVDB-71493
ADV-2011-0879
ADV-2011-0886
ADV-2011-0909
ADV-2011-0915
ADV-2011-0926
ADV-2011-0965
ADV-2011-1000
DSA-2216
DSA-2217
FEDORA-2011-4897
FEDORA-2011-4934
GLSA-201301-06
HPSBMU02752
IAVM:2011-A-0108
MDVSA-2011:073
RHSA-2011:0428
RHSA-2011:0840
SSA:2011-097-01
SSRT100802
USN-1108-1
VU#107886
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10761
https://bugzilla.redhat.com/show_bug.cgi?id=689832
https://www.isc.org/software/dhcp/advisories/cve-2011-0997
iscdhcp-dhclient-command-execution(66580)

CPE    12
cpe:/a:isc:dhcp:4.2.0:p1
cpe:/a:isc:dhcp:4.1-esv:rc1
cpe:/a:isc:dhcp:4.2.1:b1
cpe:/a:isc:dhcp:4.2.0:a2
...
CWE    1
CWE-20
OVAL    15
oval:org.secpod.oval:def:600233
oval:org.secpod.oval:def:600231
oval:org.secpod.oval:def:700485
oval:org.secpod.oval:def:700285
...

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