Description
Stack-based buffer overflow in the mk_request_header_process function in mk_request.c in Monkey HTTP Daemon (monkeyd) before 1.2.1 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted HTTP header.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
Metasploit 1 module
-
Monkey HTTPD Header Parsing Denial of Service (DoS)
auxiliary/dos/http/monkey_headers
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- 53697 third-party-advisory
- https://github.com/monkey/monkey/issues/88
- http://monkey-project.com/Announcements/v1.2.1
- http://bugs.monkey-project.com/ticket/182
- monkeyhttpd-cve20133843-bo(84755) vdb-entry
- 20130604 CVE-2013-3843 Monkey HTTPD 1.2.0 - Buffer Overflow DoS Vulnerability With Possible Arbitrary Code Execution mailing-list