CVE-2009-4496

Boa 0.94.14rc21 - Remote Command Execution via Terminal Emulator Escape Sequence

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2009-4496. PoCs published by evilaliv3.

AI-analyzed exploit summary This exploit leverages a command injection vulnerability in Boa Webserver by sending a maliciously crafted HTTP request with escape sequences that execute arbitrary commands. The vulnerability arises from improper sanitization of user-supplied input in logfiles.

Description

Boa 0.94.14rc21 writes data to a log file without sanitizing non-printable characters, which might allow remote attackers to modify a window's title, or possibly execute arbitrary commands or overwrite files, via an HTTP request containing an escape sequence for a terminal emulator.

Exploits (1)

exploitdb WORKING POC VERIFIED
by evilaliv3 · textremotemultiple
https://www.exploit-db.com/exploits/33504

This exploit leverages a command injection vulnerability in Boa Webserver by sending a maliciously crafted HTTP request with escape sequences that execute arbitrary commands. The vulnerability arises from improper sanitization of user-supplied input in logfiles.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: Boa Webserver 0.94.14rc21
No auth needed
Prerequisites: Network access to the target Boa Webserver · Boa Webserver with vulnerable version
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (8)

Core 8
Core References
Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041271.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041274.html
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/39775
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/37718
Third Party Advisory vdb-entry x_refsource_vupen
http://www.vupen.com/english/advisories/2010/1133
Mailing List, Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2010-May/041285.html
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/508830/100/0/threaded

Scores

EPSS 0.1208
EPSS Percentile 95.6%

Details

CWE
CWE-20
Status published
Products (1)
boa/boa 0.94.14rc21
Published Jan 13, 2010
Tracked Since Feb 18, 2026