Red Hat Linux screen program does not use Unix98 ptys, allowing local users to write to other terminals.
https://exchange.xforce.ibmcloud.com/vulnerabilities/CVE-1999-0894
Source: Mitre, NVD
Published: 2000-01-04
Updated: 2026-06-16
Base Score: 10
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
Severity: Critical
Base Score: 5.5
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Severity: Medium
EPSS: 0.00409