CVE-2002-0887

scoadmin - Caldera/SCO OpenServer <5.0.6 - Local Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2002-0887. PoCs published by Kevin Finisterre.

AI-analyzed exploit summary This exploit leverages a predictable temporary file naming vulnerability in the scoadmin utility to overwrite arbitrary files via symbolic link manipulation. The attacker creates a symlink to a target file (e.g., /etc/passwd) in the expected temporary file location, which scoadmin follows and overwrites.

Description

scoadmin for Caldera/SCO OpenServer 5.0.5 and 5.0.6 allows local users to overwrite arbitrary files via a symlink attack on temporary files, as demonstrated using log files.

Exploits (1)

exploitdb WORKING POC VERIFIED
by Kevin Finisterre · textlocalsco
https://www.exploit-db.com/exploits/21489

This exploit leverages a predictable temporary file naming vulnerability in the scoadmin utility to overwrite arbitrary files via symbolic link manipulation. The attacker creates a symlink to a target file (e.g., /etc/passwd) in the expected temporary file location, which scoadmin follows and overwrites.

Classification
Working Poc 90%
Attack Type
Other
Complexity
Trivial
Reliability
Reliable
Target: SCOadmin (SCO UnixWare)
No auth needed
Prerequisites: Local access to the system · Knowledge of the scoadmin process ID
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Mailing List mailing-list x_refsource_bugtraq
http://marc.info/?l=bugtraq&m=99057164129869&w=2
Patch, Vendor Advisory vdb-entry x_refsource_xf
http://www.iss.net/security_center/static/9210.php
Patch, Vendor Advisory vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/4875

Scores

EPSS 0.0069
EPSS Percentile 47.8%

Details

Status published
Products (2)
caldera/openserver 5.0.5
caldera/openserver 5.0.6
Published Oct 04, 2002
Tracked Since Feb 18, 2026