VULNERABILITY INTELLIGENCE

CVE-2020-28018

CVSS score9.8 CRITICAL
EPSS probability56.47%
CISA KEVNot currently listed
Published2021-05-06
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

Exim 4 before 4.94.2 allows Use After Free in smtp_reset in certain situations that may be common for builds with OpenSSL.

Weakness classification

  • nvd@nist.gov: CWE-416

Primary references