CVE-2000-0218

Caldera OpenLinux - Local Buffer Overflow in mount/umount via Long Relative Pathname

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2000-0218. PoCs published by bloodmask.

AI-analyzed exploit summary This exploit targets a buffer overflow vulnerability in the Linux `umount` command (CVE-2000-0218) by injecting shellcode into a maliciously crafted buffer. The shellcode spawns a `/bin/sh` shell, demonstrating remote code execution (RCE) via a classic stack-based overflow.

Description

Buffer overflow in Linux mount and umount allows local users to gain root privileges via a long relative pathname.

Exploits (1)

exploitdb WORKING POC VERIFIED
by bloodmask · clocalmultiple
https://www.exploit-db.com/exploits/321

This exploit targets a buffer overflow vulnerability in the Linux `umount` command (CVE-2000-0218) by injecting shellcode into a maliciously crafted buffer. The shellcode spawns a `/bin/sh` shell, demonstrating remote code execution (RCE) via a classic stack-based overflow.

Classification
Working Poc 95%
Attack Type
Rce
Complexity
Moderate
Reliability
Reliable
Target: Linux umount (pre-2000 versions)
No auth needed
Prerequisites: Vulnerable Linux system with executable stack · Ability to execute the `umount` binary
devstral-2 · analyzed Feb 16, 2026 Full analysis →

References (3)

Core 3
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/6980
Third Party Advisory, VDB Entry vdb-entry x_refsource_osvdb
http://www.osvdb.org/7004
Various Sources vendor-advisory x_refsource_caldera
ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2000-002.0.txt

Scores

EPSS 0.0085
EPSS Percentile 53.2%

Details

Status published
Products (2)
caldera/openlinux 2.3
suse/suse_linux
Published Feb 03, 2000
Tracked Since Feb 18, 2026