CVE-2020-28024

Publication date

2021-05-06 04:31:25

Family

mitre

State

PUBLISHED

Description

Exim 4 before 4.94.2 allows Buffer Underwrite that may result in unauthenticated remote attackers executing arbitrary commands, because smtp_ungetc was only intended to push back characters, but can actually push back non-character error codes such as EOF.