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Test ID:1.3.6.1.4.1.25623.1.0.105570
Category:CISCO
Title:Cisco UCS GNU Bash Environment Variable Command Injection Vulnerability (Shellshock)
Summary:On September 24, 2014, a vulnerability in the Bash shell was publicly announced. The vulnerability is related to; the way in which shell functions are passed though environment variables. The vulnerability may allow an attacker to inject commands into a Bash shell,; depending on how the shell is invoked. The Bash shell may be invoked by a number of processes including, but not limited to, telnet, SSH, DHCP, and; scripts hosted on web server
Description:Summary:
On September 24, 2014, a vulnerability in the Bash shell was publicly announced. The vulnerability is related to
the way in which shell functions are passed though environment variables. The vulnerability may allow an attacker to inject commands into a Bash shell,
depending on how the shell is invoked. The Bash shell may be invoked by a number of processes including, but not limited to, telnet, SSH, DHCP, and
scripts hosted on web server

Vulnerability Insight:
GNU bash contains a flaw that is triggered when evaluating environment variables passed from another environment.
After processing a function definition, bash continues to process trailing strings.

Vulnerability Impact:
Successful exploitation will allow remote or local attackers to inject shell commands, allowing local privilege
escalation or remote command execution depending on the application vector.

Solution:
See vendor advisory for a solution

CVSS Score:
10.0

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

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2014-6278
Cisco Security Advisory: 20140926 GNU Bash Environment Variable Command Injection Vulnerability
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140926-bash
https://www.exploit-db.com/exploits/39568/
https://www.exploit-db.com/exploits/39887/
HPdes Security Advisory: HPSBGN03138
http://marc.info/?l=bugtraq&m=141330468527613&w=2
HPdes Security Advisory: HPSBGN03141
http://marc.info/?l=bugtraq&m=141383304022067&w=2
HPdes Security Advisory: HPSBGN03142
http://marc.info/?l=bugtraq&m=141383244821813&w=2
HPdes Security Advisory: HPSBGN03233
http://marc.info/?l=bugtraq&m=142118135300698&w=2
HPdes Security Advisory: HPSBHF03125
http://marc.info/?l=bugtraq&m=141345648114150&w=2
HPdes Security Advisory: HPSBHF03145
http://marc.info/?l=bugtraq&m=141383465822787&w=2
HPdes Security Advisory: HPSBHF03146
http://marc.info/?l=bugtraq&m=141383353622268&w=2
HPdes Security Advisory: HPSBMU03143
http://marc.info/?l=bugtraq&m=141383026420882&w=2
HPdes Security Advisory: HPSBMU03144
http://marc.info/?l=bugtraq&m=141383081521087&w=2
HPdes Security Advisory: HPSBMU03165
http://marc.info/?l=bugtraq&m=141577137423233&w=2
HPdes Security Advisory: HPSBMU03182
http://marc.info/?l=bugtraq&m=141585637922673&w=2
HPdes Security Advisory: HPSBMU03217
http://marc.info/?l=bugtraq&m=141879528318582&w=2
HPdes Security Advisory: HPSBMU03220
http://marc.info/?l=bugtraq&m=142721162228379&w=2
HPdes Security Advisory: HPSBMU03245
http://marc.info/?l=bugtraq&m=142358026505815&w=2
HPdes Security Advisory: HPSBMU03246
http://marc.info/?l=bugtraq&m=142358078406056&w=2
HPdes Security Advisory: HPSBST03129
http://marc.info/?l=bugtraq&m=141383196021590&w=2
HPdes Security Advisory: HPSBST03154
http://marc.info/?l=bugtraq&m=141577297623641&w=2
HPdes Security Advisory: HPSBST03155
http://marc.info/?l=bugtraq&m=141576728022234&w=2
HPdes Security Advisory: HPSBST03157
http://marc.info/?l=bugtraq&m=141450491804793&w=2
HPdes Security Advisory: HPSBST03181
http://marc.info/?l=bugtraq&m=141577241923505&w=2
HPdes Security Advisory: SSRT101739
HPdes Security Advisory: SSRT101742
HPdes Security Advisory: SSRT101819
HPdes Security Advisory: SSRT101827
HPdes Security Advisory: SSRT101868
http://jvn.jp/en/jp/JVN55667175/index.html
http://jvndb.jvn.jp/jvndb/JVNDB-2014-000126
http://www.mandriva.com/security/advisories?name=MDVSA-2015:164
http://lcamtuf.blogspot.com/2014/09/bash-bug-apply-unofficial-patch-now.html
http://lcamtuf.blogspot.com/2014/10/bash-bug-how-we-finally-cracked.html
http://packetstormsecurity.com/files/128567/CA-Technologies-GNU-Bash-Shellshock.html
http://packetstormsecurity.com/files/137344/Sun-Secure-Global-Desktop-Oracle-Global-Desktop-Shellshock.html
http://secunia.com/advisories/58200
http://secunia.com/advisories/59907
http://secunia.com/advisories/59961
http://secunia.com/advisories/60024
http://secunia.com/advisories/60034
http://secunia.com/advisories/60044
http://secunia.com/advisories/60055
http://secunia.com/advisories/60063
http://secunia.com/advisories/60193
http://secunia.com/advisories/60325
http://secunia.com/advisories/60433
http://secunia.com/advisories/61065
http://secunia.com/advisories/61128
http://secunia.com/advisories/61129
http://secunia.com/advisories/61283
http://secunia.com/advisories/61287
http://secunia.com/advisories/61291
http://secunia.com/advisories/61312
http://secunia.com/advisories/61313
http://secunia.com/advisories/61328
http://secunia.com/advisories/61442
http://secunia.com/advisories/61471
http://secunia.com/advisories/61485
http://secunia.com/advisories/61503
http://secunia.com/advisories/61550
http://secunia.com/advisories/61552
http://secunia.com/advisories/61565
http://secunia.com/advisories/61603
http://secunia.com/advisories/61633
http://secunia.com/advisories/61641
http://secunia.com/advisories/61643
http://secunia.com/advisories/61654
http://secunia.com/advisories/61703
http://secunia.com/advisories/61780
http://secunia.com/advisories/61816
http://secunia.com/advisories/61857
http://secunia.com/advisories/62312
http://secunia.com/advisories/62343
SuSE Security Announcement: SUSE-SU-2014:1287 (Google Search)
http://lists.opensuse.org/opensuse-security-announce/2014-10/msg00004.html
SuSE Security Announcement: openSUSE-SU-2014:1310 (Google Search)
http://lists.opensuse.org/opensuse-updates/2014-10/msg00025.html
http://www.ubuntu.com/usn/USN-2380-1
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