CVE-2000-1193

IRIX - Denial of Service via Long String to PMCD Port

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2000-1193. PoCs published by Marcelo Magnasco.

AI-analyzed exploit summary The exploit sends a large string of arbitrary data to the PCP daemon on port 4321, causing a denial of service (DoS) due to improper handling of input size. The PoC uses a Perl one-liner to generate the payload and pipes it via telnet.

Description

Performance Metrics Collector Daemon (PMCD) in Performance Copilot in IRIX 6.x allows remote attackers to cause a denial of service (resource exhaustion) via an extremely long string to the PMCD port.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Marcelo Magnasco · textdosirix
https://www.exploit-db.com/exploits/21431

The exploit sends a large string of arbitrary data to the PCP daemon on port 4321, causing a denial of service (DoS) due to improper handling of input size. The PoC uses a Perl one-liner to generate the payload and pipes it via telnet.

Classification
Working Poc 90%
Attack Type
Dos
Complexity
Trivial
Reliability
Reliable
Target: Performance Co-Pilot (PCP) daemon (versions unspecified)
No auth needed
Prerequisites: Network access to the target system · PCP daemon running and accessible on port 4321
mistral-large-3 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Patch, Vendor Advisory mailing-list x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2000-04/0056.html
Vendor Advisory vendor-advisory x_refsource_sgi
ftp://patches.sgi.com/support/free/security/advisories/20020407-01-I
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/4284

Scores

EPSS 0.0331
EPSS Percentile 87.1%

Details

Status published
Products (3)
sgi/irix 6.3
sgi/irix 6.4
sgi/irix 6.5
Published Aug 31, 2001
Tracked Since Feb 18, 2026