Skip to content
Fencer Vulns
high 8.3

CVE-2009-2765 in the critical feed json

httpd.c in httpd in the management GUI in DD-WRT 24 sp1, and other versions before build 12533, allows remote attackers to execute arbitrar…

published 2009-08-14 17 y ago modified 2026-06-16 4 mo ago also EUVD-2009-2755

cvss
8.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
82.5%
EPSS 82.5% chance of exploitation in 30 days, percentile 99.6%
public exploits
4
Metasploit, Exploit-DB

Summary

httpd.c in httpd in the management GUI in DD-WRT 24 sp1, and other versions before build 12533, allows remote attackers to execute arbitrary commands via shell metacharacters in a request to a cgi-bin/ URI.

Patch / fix

Timeline

  1. First public exploit (Metasploit exploit/linux/http/ddwrt_cgibin_exec)
  2. Published

Exploit prediction

82.50% chance of exploitation in the next 30 days, higher than 99.6% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • Metasploit exploit/linux/http/ddwrt_cgibin_exec DD-WRT HTTP Daemon Arbitrary Command Execution metasploit exploit, excellent rank, 2009-07-20
  • EDB-16856 DD-WRT HTTPd Daemon/Service - Arbitrary Command Execution (Metasploit) webapps, 2010-07-07
  • EDB-10030 DD-WRT HTTP v24-SP1 - Command Injection remote, 2009-07-20
  • EDB-9209 DD-WRT HTTPd Daemon/Service - Remote Command Execution remote, 2009-07-20
  • securityfocus.com http://www.securityfocus.com/bid/35742 referenced PoC, tagged "exploit" by a source, unverified
  • dd-wrt.com http://www.dd-wrt.com/phpBB2/viewtopic.php?t=55173 referenced PoC, tagged "exploit" by a source, unverified
  • metasploit.com http://metasploit.com/svn/framework3/trunk/modules/exploits/linux/http/ddwrt_cgibin_exec.rb referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 8.3 AV:A/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.