CVE-2020-28021

Updated: 2023-11-04 20:20:02.540253

Description:

Exim 4 before 4.94.2 has Improper Neutralization of Line Delimiters. An authenticated remote SMTP client can insert newline characters into a spool file (which indirectly leads to remote code execution as root) via AUTH= in a MAIL FROM command.


Links NIST CIRCL RHEL Ubuntu

Severity

Severity Score
CVSS Version 2.x HIGH 9
CVSS Version 3.x HIGH 8.8

Status

OS name Project name Version Score Severity Status Errata Last updated
Ubuntu 16.04 ELS exim 4.86.2 8.8 HIGH Released CLSA-2021:1640271821 2021-12-23 11:55:04