CVE-2009-4490

EXPLOITED

mini_httpd 1.19 - Remote Command Execution via Terminal Emulator Escape Sequence

Title source: llm
STIX 2.1

Exploitation Summary

CVE-2009-4490 has been observed exploited in the wild (reported by VulnCheck KEV). EIP tracks 1 public exploit from researchers including evilaliv3.

AI-analyzed exploit summary The exploit demonstrates a command injection vulnerability in Acme 'thttpd' and 'mini_httpd' by sending a crafted HTTP request containing terminal escape sequences. This allows arbitrary command execution in the terminal where the logfile is viewed.

Description

mini_httpd 1.19 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/33500

The exploit demonstrates a command injection vulnerability in Acme 'thttpd' and 'mini_httpd' by sending a crafted HTTP request containing terminal escape sequences. This allows arbitrary command execution in the terminal where the logfile is viewed.

Classification
Working Poc 90%
Attack Type
Rce
Complexity
Trivial
Reliability
Reliable
Target: thttpd 2.25b, mini_httpd 1.19
No auth needed
Prerequisites: Network access to the target server · Target server running vulnerable version of thttpd or mini_httpd
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (2)

Core 2
Core References
Third Party Advisory, VDB Entry mailing-list x_refsource_bugtraq
http://www.securityfocus.com/archive/1/508830/100/0/threaded

Scores

EPSS 0.0403
EPSS Percentile 88.8%

Details

VulnCheck KEV 2021-06-24
CWE
CWE-20
Status published
Products (1)
acme/mini_httpd 1.19
Published Jan 13, 2010
Tracked Since Feb 18, 2026