CVE-2000-0743

University of Minnesota gopherd 2.x - Remote Code Execution via Long GDESkey Ticket Value

Title source: llm

Exploitation Summary

EIP tracks 1 public exploit for CVE-2000-0743. PoCs published by Chris Sharp.

AI-analyzed exploit summary This exploit targets a buffer overflow in the 'halidate' function of the University of Minnesota's Gopher Daemon (Gopherd) v2.3.1p0-. It leverages an unchecked sprintf call to overwrite a buffer and execute arbitrary code, specifically appending a root user to /etc/passwd.

Description

Buffer overflow in University of Minnesota (UMN) gopherd 2.x allows remote attackers to execute arbitrary commands via a DES key generation request (GDESkey) that contains a long ticket value.

Exploits (1)

exploitdb WORKING POC VERIFIED

by Chris Sharp · cremotelinux

https://www.exploit-db.com/exploits/20157

View Code ZIP pw:eip

This exploit targets a buffer overflow in the 'halidate' function of the University of Minnesota's Gopher Daemon (Gopherd) v2.3.1p0-. It leverages an unchecked sprintf call to overwrite a buffer and execute arbitrary code, specifically appending a root user to /etc/passwd.

Classification

Working Poc 95%

Attack Type

Rce

Complexity

Moderate

Reliability

Reliable

Target: University of Minnesota Gopher Daemon (Gopherd) v2.3.1p0-

No auth needed

Prerequisites: Target running vulnerable Gopherd version · Gopherd running as root

MITRE ATT&CK

T1190 - Exploit Public-Facing Application T1068 - Exploitation for Privilege Escalation

devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (2)

Core 2

Core References

Patch, Vendor Advisory mailing-list x_refsource_bugtraq

http://archives.neohapsis.com/archives/bugtraq/2000-08/0112.html

Patch, Vendor Advisory vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/1569

Scores

EPSS 0.1263

EPSS Percentile 95.7%

Details

Status published

Products (2)

university_of_minnesota/gopherd 2.3

university_of_minnesota/gopherd 2.3.1

Published Oct 20, 2000

Tracked Since Feb 18, 2026