CVE-2011-2716

Severity: medium (CVSS 6.8 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2012-07-03 · updated 2026-06-16
Weakness: CWE-20

Description

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.

Affected products

busybox: through 1.19.4; 0.60.5, 1.00, 1.0.0-pre1, 1.0.0-pre10, 1.0.0-pre2, 1.0.0-pre3 (+84)
T-Mobile Tm-Ac1900: 3.0.0.4.376_3169

References

http://downloads.avaya.com/css/P8/documents/100158840
http://packetstormsecurity.com/files/153278/WAGO-852-Industrial-Managed-Switch-Series-Code-Execution-Hardcoded-Credentials.html
http://rhn.redhat.com/errata/RHSA-2012-0810.html
http://seclists.org/fulldisclosure/2019/Jun/18
http://seclists.org/fulldisclosure/2020/Aug/20
http://secunia.com/advisories/45363
http://www.busybox.net/news.html
http://www.mandriva.com/security/advisories?name=MDVSA-2012:129
http://www.securityfocus.com/bid/48879
https://bugs.busybox.net/show_bug.cgi?id=3979
https://seclists.org/bugtraq/2019/Jun/14
https://support.t-mobile.com/docs/DOC-21994

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