CVE-2001-0463

PerlCal - Directory Traversal via p0 Parameter

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2001-0463. PoCs published by ThePike.

AI-analyzed exploit summary The exploit describes a directory traversal vulnerability in PerlCal's CGI script, allowing remote users to access arbitrary files via '../' sequences. The example demonstrates accessing /etc/passwd by manipulating the 'p0' parameter.

Description

Directory traversal vulnerability in cal_make.pl in PerlCal allows remote attackers to read arbitrary files via a .. (dot dot) in the p0 parameter.

Exploits (1)

exploitdb WRITEUP VERIFIED
by ThePike · textremotecgi
https://www.exploit-db.com/exploits/20808

The exploit describes a directory traversal vulnerability in PerlCal's CGI script, allowing remote users to access arbitrary files via '../' sequences. The example demonstrates accessing /etc/passwd by manipulating the 'p0' parameter.

Classification
Writeup 90%
Attack Type
Info Leak
Complexity
Trivial
Reliability
Reliable
Target: PerlCal (Acme Software) CGI script
No auth needed
Prerequisites: Access to the vulnerable CGI script
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Various Sources x_refsource_confirm
http://www.perlcal.com/calendar/docs/bugs.txt
Exploit, Patch, Vendor Advisory vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/2663
Patch, Vendor Advisory mailing-list x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2001-04/0506.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/6480

Scores

EPSS 0.0376
EPSS Percentile 88.6%

Details

Status published
Products (15)
acme_labs/perlcal 2.3
acme_labs/perlcal 2.4
acme_labs/perlcal 2.5
acme_labs/perlcal 2.6
acme_labs/perlcal 2.7
acme_labs/perlcal 2.9
acme_labs/perlcal 2.9a
acme_labs/perlcal 2.9b
acme_labs/perlcal 2.9c
acme_labs/perlcal 2.9d
... and 5 more
Published Jun 27, 2001
Tracked Since Feb 18, 2026