CVE-2000-0412

knapster - Unauthenticated Arbitrary File Read via MP3 Pathname

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2000-0412. PoCs published by no_maam.

AI-analyzed exploit summary This exploit targets a file disclosure vulnerability in Gnapster (pre-1.3.9) and Knapster (up to 0.10) by sending a crafted GET request to the Napster clone client, allowing unauthorized access to any file the client has permissions to read. The script connects to the target via TCP, requests the specified file, and outputs its contents if accessible.

Description

The gnapster and knapster clients for Napster do not properly restrict access only to MP3 files, which allows remote attackers to read arbitrary files from the client by specifying the full pathname for the file.

Exploits (1)

exploitdb WORKING POC VERIFIED
by no_maam · perlremoteunix
https://www.exploit-db.com/exploits/19905

This exploit targets a file disclosure vulnerability in Gnapster (pre-1.3.9) and Knapster (up to 0.10) by sending a crafted GET request to the Napster clone client, allowing unauthorized access to any file the client has permissions to read. The script connects to the target via TCP, requests the specified file, and outputs its contents if accessible.

Classification
Working Poc 95%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: Gnapster (pre-1.3.9), Knapster (up to 0.10)
No auth needed
Prerequisites: Network access to the target's Napster clone client (default port 6699) · Target client must be running a vulnerable version
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Third Party Advisory mailing-list x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2000-05/0124.html
Various Sources vendor-advisory x_refsource_freebsd
ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:18-gnapster.adv
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/1186
Third Party Advisory mailing-list x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2000-05/0127.html

Scores

EPSS 0.0275
EPSS Percentile 84.3%

Details

Status published
Products (1)
napster/knapster napster
Published May 01, 1999
Tracked Since Feb 18, 2026