CVE-2020-29596

HIGH

MiniWeb HTTP Server 0.8.19 - Denial of Service via Long POST Parameter Name

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2020-29596. PoCs published by securityforeveryone.com.

AI-analyzed exploit summary This exploit demonstrates a buffer overflow vulnerability in MiniWeb HTTP Server 0.8.19 by sending a maliciously crafted POST request with an excessively long parameter name, causing a denial of service (DoS) via daemon crash.

Description

MiniWeb HTTP server 0.8.19 allows remote attackers to cause a denial of service (daemon crash) via a long name for the first parameter in a POST request.

Exploits (1)

exploitdb WORKING POC
by securityforeveryone.com · pythonwebappsmultiple
https://www.exploit-db.com/exploits/49247

This exploit demonstrates a buffer overflow vulnerability in MiniWeb HTTP Server 0.8.19 by sending a maliciously crafted POST request with an excessively long parameter name, causing a denial of service (DoS) via daemon crash.

Classification
Working Poc 95%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: MiniWeb HTTP Server 0.8.19
No auth needed
Prerequisites: Network access to the target server · MiniWeb HTTP Server 0.8.19 running on port 8000
devstral-2 · analyzed Feb 18, 2026 Full analysis →

References (4)

Core 4
Core References
Product, Third Party Advisory x_refsource_misc
https://sourceforge.net/projects/miniweb/files/miniweb/0.8/
Exploit, Third Party Advisory, VDB Entry x_refsource_misc
https://www.exploit-db.com/exploits/49247

Scores

CVSS v3 7.5
EPSS 0.0266
EPSS Percentile 83.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-120
Status published
Products (1)
miniweb_http_server_project/miniweb_http_server 0.8.19
Published Dec 21, 2020
Tracked Since Feb 18, 2026