CVE-2003-0276

Pi3Web 2.0.1 - Buffer Overflow via GET Request with Excessive Slashes

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2003-0276. PoCs published by aT4r, Angelo Rosiello.

AI-analyzed exploit summary This exploit demonstrates a denial-of-service (DoS) vulnerability in Pi3Web 2.0.1 by sending a malformed HTTP request with an excessive number of slashes, causing a stack overflow and server hang.

Description

Buffer overflow in Pi3Web 2.0.1 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a GET request with a large number of / characters.

Exploits (2)

exploitdb WORKING POC VERIFIED
by aT4r · cdoswindows
https://www.exploit-db.com/exploits/22

This exploit demonstrates a denial-of-service (DoS) vulnerability in Pi3Web 2.0.1 by sending a malformed HTTP request with an excessive number of slashes, causing a stack overflow and server hang.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Pi3Web 2.0.1
No auth needed
Prerequisites: Network access to the target Pi3Web server
devstral-2 · analyzed Feb 16, 2026 Full analysis →
exploitdb WORKING POC VERIFIED
by Angelo Rosiello · cdoswindows
https://www.exploit-db.com/exploits/22587

This exploit targets a denial of service vulnerability in Pi3Web server by sending a malformed GET request with 355 forward slashes. The code establishes a TCP connection to the target server, sends the malicious request, and verifies if the server crashes by attempting to reconnect.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Pi3Web Server (Unix version)
No auth needed
Prerequisites: Network access to the target Pi3Web server · Target server must be running the vulnerable Unix version of Pi3Web
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/11889
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/7555
Mailing List mailing-list x_refsource_bugtraq
http://marc.info/?l=bugtraq&m=105275789410250&w=2
Mailing List mailing-list x_refsource_bugtraq
http://marc.info/?l=bugtraq&m=105155818012718&w=2

Scores

EPSS 0.1140
EPSS Percentile 95.4%

Details

Status published
Products (1)
pi3/pi3web 2.0.1
Published Jun 16, 2003
Tracked Since Feb 18, 2026