CVE-2001-0109

SuSE Linux <= 7.0 - Arbitrary File Write via rctab Symlink Attack

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 2 public exploits for CVE-2001-0109. PoCs published by IhaQueR.

AI-analyzed exploit summary This exploit leverages a race condition in the rctab script on SuSE Linux to gain elevated privileges by pre-creating directories in /tmp and hijacking the script's file operations. It waits for root to execute rctab and then replaces the target file with a malicious version.

Description

rctab in SuSE 7.0 and earlier allows local users to create or overwrite arbitrary files via a symlink attack on the rctmp temporary file.

Exploits (2)

exploitdb WORKING POC VERIFIED
by IhaQueR · bashlocallinux
https://www.exploit-db.com/exploits/20555

This exploit leverages a race condition in the rctab script on SuSE Linux to gain elevated privileges by pre-creating directories in /tmp and hijacking the script's file operations. It waits for root to execute rctab and then replaces the target file with a malicious version.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Moderate
Reliability
Racy
Target: SuSE Linux rctab script
No auth needed
Prerequisites: Access to a system running SuSE Linux with the vulnerable rctab script · Ability to execute scripts as a non-root user
devstral-2 · analyzed Feb 16, 2026 Full analysis →
exploitdb WORKING POC VERIFIED
by IhaQueR · bashlocallinux
https://www.exploit-db.com/exploits/20554

This exploit leverages a race condition in the SuSE Linux rctab script to gain root privileges by manipulating temporary directories in /tmp. It creates a suid shell and appends malicious commands to /root/.bashrc via a symlink attack.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Moderate
Reliability
Racy
Target: SuSE Linux rctab script
No auth needed
Prerequisites: Access to a vulnerable SuSE Linux system · Ability to execute scripts · Root user must run rctab -e
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit, Vendor Advisory mailing-list x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2001-01/0226.html
Third Party Advisory mailing-list x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2001-01/0272.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/5945
Exploit, Patch, Vendor Advisory vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/2207

Scores

EPSS 0.0075
EPSS Percentile 50.2%

Details

Status published
Products (5)
suse/suse_linux 6.1
suse/suse_linux 6.2
suse/suse_linux 6.3
suse/suse_linux 6.4
suse/suse_linux 7.0
Published Mar 12, 2001
Tracked Since Feb 18, 2026