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Vulnerability Details : CVE-2011-2716

The DHCP client (udhcpc) in BusyBox before 1.20.0 allows remote DHCP servers to execute arbitrary commands via shell metacharacters in the (1) HOST_NAME, (2) DOMAIN_NAME, (3) NIS_DOMAIN, and (4) TFTP_SERVER_NAME host name options.
Publish Date : 2012-07-03 Last Update Date : 2013-04-18
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- CVSS Scores & Vulnerability Types

CVSS Score
6.8
Confidentiality Impact Complete (There is total information disclosure, resulting in all system files being revealed.)
Integrity Impact Complete (There is a total compromise of system integrity. There is a complete loss of system protection, resulting in the entire system being compromised.)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity High (Specialized access conditions exist. It is hard to exploit and several special conditions must be satisfied to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Execute Code
CWE ID 20

- Additional Vendor Supplied Data

Vendor Impact CVSS Score CVSS Vector Report Date Publish Date
Redhat low
6.8
AV:A/AC:H/Au:N/C:C/I:C/A:C 2011-03-23 2011-03-18
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- Related OVAL Definitions

Title Definition Id Class Family
ELSA-2012:0308: busybox security and bug fix update (Low) oval:org.mitre.oval:def:22866 unix
ELSA-2012:0810: busybox security and bug fix update (Low) oval:org.mitre.oval:def:23400 unix
RHSA-2012:0308: busybox security and bug fix update (Low) oval:org.mitre.oval:def:20788 unix
RHSA-2012:0308: busybox security and bug fix update (Low) oval:com.redhat.rhsa:def:20120308 unix
RHSA-2012:0810: busybox security and bug fix update (Low) oval:org.mitre.oval:def:21495 unix
RHSA-2012:0810: busybox security and bug fix update (Low) oval:com.redhat.rhsa:def:20120810 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2011-2716

# Product Type Vendor Product Version Update Edition Language
1 Application Busybox Busybox 0.60.5 Version Details Vulnerabilities
2 Application Busybox Busybox 1.00 Version Details Vulnerabilities
3 Application Busybox Busybox 1.0.0 Pre4 Version Details Vulnerabilities
4 Application Busybox Busybox 1.0.0 Pre9 Version Details Vulnerabilities
5 Application Busybox Busybox 1.0.0 Pre3 Version Details Vulnerabilities
6 Application Busybox Busybox 1.0.0 Pre8 Version Details Vulnerabilities
7 Application Busybox Busybox 1.0.0 RC3 Version Details Vulnerabilities
8 Application Busybox Busybox 1.0.0 Pre2 Version Details Vulnerabilities
9 Application Busybox Busybox 1.0.0 Pre7 Version Details Vulnerabilities
10 Application Busybox Busybox 1.0.0 RC2 Version Details Vulnerabilities
11 Application Busybox Busybox 1.0.0 Pre1 Version Details Vulnerabilities
12 Application Busybox Busybox 1.0.0 Pre6 Version Details Vulnerabilities
13 Application Busybox Busybox 1.0.0 RC1 Version Details Vulnerabilities
14 Application Busybox Busybox 1.0.0 Pre5 Version Details Vulnerabilities
15 Application Busybox Busybox 1.0.0 Pre10 Version Details Vulnerabilities
16 Application Busybox Busybox 1.01 Version Details Vulnerabilities
17 Application Busybox Busybox 1.1.0 Version Details Vulnerabilities
18 Application Busybox Busybox 1.1.0 Pre1 Version Details Vulnerabilities
19 Application Busybox Busybox 1.1.1 Version Details Vulnerabilities
20 Application Busybox Busybox 1.1.2 Version Details Vulnerabilities
21 Application Busybox Busybox 1.1.3 Version Details Vulnerabilities
22 Application Busybox Busybox 1.2.0 Version Details Vulnerabilities
23 Application Busybox Busybox 1.2.1 Version Details Vulnerabilities
24 Application Busybox Busybox 1.2.2 Version Details Vulnerabilities
25 Application Busybox Busybox 1.2.2.1 Version Details Vulnerabilities
26 Application Busybox Busybox 1.3.0 Version Details Vulnerabilities
27 Application Busybox Busybox 1.3.1 Version Details Vulnerabilities
28 Application Busybox Busybox 1.3.2 Version Details Vulnerabilities
29 Application Busybox Busybox 1.4.0 Version Details Vulnerabilities
30 Application Busybox Busybox 1.4.1 Version Details Vulnerabilities
31 Application Busybox Busybox 1.4.2 Version Details Vulnerabilities
32 Application Busybox Busybox 1.5.0 Version Details Vulnerabilities
33 Application Busybox Busybox 1.5.1 Version Details Vulnerabilities
34 Application Busybox Busybox 1.6.0 Version Details Vulnerabilities
35 Application Busybox Busybox 1.6.1 Version Details Vulnerabilities
36 Application Busybox Busybox 1.7.0 Version Details Vulnerabilities
37 Application Busybox Busybox 1.7.1 Version Details Vulnerabilities
38 Application Busybox Busybox 1.7.2 Version Details Vulnerabilities
39 Application Busybox Busybox 1.7.3 Version Details Vulnerabilities
40 Application Busybox Busybox 1.8.0 Version Details Vulnerabilities
41 Application Busybox Busybox 1.8.1 Version Details Vulnerabilities
42 Application Busybox Busybox 1.8.2 Version Details Vulnerabilities
43 Application Busybox Busybox 1.9.0 Version Details Vulnerabilities
44 Application Busybox Busybox 1.9.1 Version Details Vulnerabilities
45 Application Busybox Busybox 1.9.2 Version Details Vulnerabilities
46 Application Busybox Busybox 1.10.0 Version Details Vulnerabilities
47 Application Busybox Busybox 1.10.1 Version Details Vulnerabilities
48 Application Busybox Busybox 1.10.2 Version Details Vulnerabilities
49 Application Busybox Busybox 1.10.3 Version Details Vulnerabilities
50 Application Busybox Busybox 1.10.4 Version Details Vulnerabilities
51 Application Busybox Busybox 1.11.0 Version Details Vulnerabilities
52 Application Busybox Busybox 1.11.1 Version Details Vulnerabilities
53 Application Busybox Busybox 1.11.2 Version Details Vulnerabilities
54 Application Busybox Busybox 1.11.3 Version Details Vulnerabilities
55 Application Busybox Busybox 1.12.0 Version Details Vulnerabilities
56 Application Busybox Busybox 1.12.1 Version Details Vulnerabilities
57 Application Busybox Busybox 1.12.2 Version Details Vulnerabilities
58 Application Busybox Busybox 1.12.3 Version Details Vulnerabilities
59 Application Busybox Busybox 1.12.4 Version Details Vulnerabilities
60 Application Busybox Busybox 1.13.0 Version Details Vulnerabilities
61 Application Busybox Busybox 1.13.1 Version Details Vulnerabilities
62 Application Busybox Busybox 1.13.2 Version Details Vulnerabilities
63 Application Busybox Busybox 1.13.3 Version Details Vulnerabilities
64 Application Busybox Busybox 1.13.4 Version Details Vulnerabilities
65 Application Busybox Busybox 1.14.0 Version Details Vulnerabilities
66 Application Busybox Busybox 1.14.1 Version Details Vulnerabilities
67 Application Busybox Busybox 1.14.2 Version Details Vulnerabilities
68 Application Busybox Busybox 1.14.3 Version Details Vulnerabilities
69 Application Busybox Busybox 1.14.4 Version Details Vulnerabilities
70 Application Busybox Busybox 1.15.0 Version Details Vulnerabilities
71 Application Busybox Busybox 1.15.1 Version Details Vulnerabilities
72 Application Busybox Busybox 1.15.2 Version Details Vulnerabilities
73 Application Busybox Busybox 1.15.3 Version Details Vulnerabilities
74 Application Busybox Busybox 1.16.0 Version Details Vulnerabilities
75 Application Busybox Busybox 1.16.1 Version Details Vulnerabilities
76 Application Busybox Busybox 1.16.2 Version Details Vulnerabilities
77 Application Busybox Busybox 1.17.0 Version Details Vulnerabilities
78 Application Busybox Busybox 1.17.1 Version Details Vulnerabilities
79 Application Busybox Busybox 1.17.2 Version Details Vulnerabilities
80 Application Busybox Busybox 1.17.3 Version Details Vulnerabilities
81 Application Busybox Busybox 1.17.4 Version Details Vulnerabilities
82 Application Busybox Busybox 1.18.0 Version Details Vulnerabilities
83 Application Busybox Busybox 1.18.1 Version Details Vulnerabilities
84 Application Busybox Busybox 1.18.2 Version Details Vulnerabilities
85 Application Busybox Busybox 1.18.3 Version Details Vulnerabilities
86 Application Busybox Busybox 1.18.4 Version Details Vulnerabilities
87 Application Busybox Busybox 1.18.5 Version Details Vulnerabilities
88 Application Busybox Busybox 1.19.0 Version Details Vulnerabilities
89 Application Busybox Busybox 1.19.2 Version Details Vulnerabilities
90 Application Busybox Busybox 1.19.3 Version Details Vulnerabilities
91 Application Busybox Busybox 1.19.4 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Busybox Busybox 91

- References For CVE-2011-2716

http://rhn.redhat.com/errata/RHSA-2012-0810.html
REDHAT RHSA-2012:0810
http://downloads.avaya.com/css/P8/documents/100158840 CONFIRM
http://www.securityfocus.com/bid/48879
BID 48879 BusyBox 'udhcpc' Shell Characters in Response Remote Code Execution Vulnerability Release Date:2013-12-10
http://www.mandriva.com/security/advisories?name=MDVSA-2012:129
MANDRIVA MDVSA-2012:129
http://www.busybox.net/news.html CONFIRM
http://secunia.com/advisories/45363
SECUNIA 45363
https://bugs.busybox.net/show_bug.cgi?id=3979 CONFIRM

- Metasploit Modules Related To CVE-2011-2716

There are not any metasploit modules related to this vulnerability (Please visit www.metasploit.com for more information)


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