Detections
Analytics

CVE-1999-0421

critical

Description

During a reboot after an installation of Linux Slackware 3.6, a remote attacker can obtain root access by logging in to the root account without a password.

References

http://www.securityfocus.com/bid/338

http://www.osvdb.org/981

Details

Source: Mitre, NVD

Published: 1999-03-17

Updated: 2026-06-16

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00346