CVE-1999-1286

SGI IRIX <6.2 - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-1999-1286.

AI-analyzed exploit summary This exploit leverages a race condition in SGI IRIX's /usr/lib/netaddpr utility, which is setuid root. The script creates a symbolic link to a sensitive file (e.g., /.rhosts) during the window between file creation and opening, allowing privilege escalation to root.

Description

addnetpr in SGI IRIX 6.2 and earlier allows local users to modify arbitrary files and possibly gain root access via a symlink attack on a temporary file.

Exploits (1)

exploitdb WORKING POC
shelllocalirix
https://www.exploit-db.com/exploits/19260

This exploit leverages a race condition in SGI IRIX's /usr/lib/netaddpr utility, which is setuid root. The script creates a symbolic link to a sensitive file (e.g., /.rhosts) during the window between file creation and opening, allowing privilege escalation to root.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Moderate
Reliability
Racy
Target: SGI IRIX 5.x and 6.x
Auth required
Prerequisites: Access to a privileged user account on the target system · Presence of the vulnerable /usr/lib/netaddpr utility
devstral-2 · analyzed Feb 19, 2026 Full analysis →

References (5)

Core 5
Core References
Mailing List mailing-list x_refsource_bugtraq
http://marc.info/?l=bugtraq&m=87602167420927&w=2
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/330
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/1433
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/8560

Scores

EPSS 0.0040
EPSS Percentile 61.1%

Details

Status published
Products (2)
sgi/irix 5.3
sgi/irix < 6.2
Published May 09, 1997
Tracked Since Feb 18, 2026