cve/2020/CVE-2020-28019.md

CVE-2020-28019

Description

Exim 4 before 4.94.2 has Improper Initialization that can lead to recursion-based stack consumption or other consequences. This occurs because use of certain getc functions is mishandled when a client uses BDAT instead of DATA.

POC

Reference

• https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28019-BDATA.txt
• https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28019-BDATA.txt

Github

• https://github.com/ARPSyndicate/cvemon