AUGUST 4, 2026
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Case File

CVE-2020-28020

CRITICAL · CVSS 9.8 EPSS 7.94%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2021-05-06 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It may be remotely exploitable.

CVE
CVE-2020-28020
Severity
CRITICAL
CVSS
9.8
EPSS
7.94%

Original NVD Description

Exim 4 before 4.92 allows Integer Overflow to Buffer Overflow, in which an unauthenticated remote attacker can execute arbitrary code by leveraging the mishandling of continuation lines during header-length restriction.

Related CVEs

Other vulnerabilities affecting the same vendor(s)