SB2012070307 - Input validation error in busybox.net BusyBox
Published: July 3, 2012 Updated: August 3, 2020
Security Bulletin ID
SB2012070307
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Adjecent network
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Input validation error (CVE-ID: CVE-2011-2716)
The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.
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.
Remediation
Install update from vendor's website.
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://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