CVE-2004-1326

Ultrix dxterm 4.5 - Buffer Overflow via Long -setup Parameter

Title source: llm

Exploitation Summary

EIP tracks 1 public exploit for CVE-2004-1326. PoCs published by Kristoffer BrÃ¥nemyr.

AI-analyzed exploit summary This exploit targets a buffer overflow vulnerability in Ultrix 4.5's dxterm, leveraging a crafted environment variable to execute shellcode and gain root privileges. The shellcode is designed to work around restrictions on '/' characters in the input.

Description

Buffer overflow in dxterm in Ultrix 4.5 allows local users to execute arbitrary code via a long -setup parameter.

Exploits (1)

exploitdb WORKING POC VERIFIED

by Kristoffer BrÃ¥nemyr · clocalultrix

https://www.exploit-db.com/exploits/698

View Code ZIP pw:eip

This exploit targets a buffer overflow vulnerability in Ultrix 4.5's dxterm, leveraging a crafted environment variable to execute shellcode and gain root privileges. The shellcode is designed to work around restrictions on '/' characters in the input.

Classification

Working Poc 95%

Attack Type

Lpe

Complexity

Moderate

Reliability

Reliable

Target: Ultrix 4.5 dxterm

No auth needed

Prerequisites: Access to a system running Ultrix 4.5 with dxterm installed · Ability to execute the compiled exploit binary

MITRE ATT&CK

T1068 - Exploitation for Privilege Escalation T1203 - Exploitation for Client Execution

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

References (4)

Core 4

Core References

Exploit, Vendor Advisory vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/12049

Mailing List mailing-list x_refsource_bugtraq

http://marc.info/?l=bugtraq&m=110356470029424&w=2

Vendor Advisory x_refsource_misc

http://www.frsirt.com/exploits/20041220.ultrix_dxterm_4.5_exploit.c.php

Third Party Advisory, VDB Entry vdb-entry x_refsource_xf

https://exchange.xforce.ibmcloud.com/vulnerabilities/18613

Scores

EPSS 0.0115

EPSS Percentile 62.8%

Details

Status published

Products (1)

ultrix/dxterm

Published Dec 20, 2004

Tracked Since Feb 18, 2026