CVE-2020-28022 - Exim 4 before 4.94.2 has Improper Restriction of Write Operations within the Bounds of a Memory Buffer

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CRITICAL

Exim 4 before 4.94.2 has Improper Restriction of Write Operations within the Bounds of a Memory Buffer

Published May 6, 2021

9.8

CRITICAL

CVSS 3.1

EPSS 3.02%

Description

Exim 4 before 4.94.2 has Improper Restriction of Write Operations within the Bounds of a Memory Buffer. This occurs when processing name=value pairs within MAIL FROM and RCPT TO commands.

Affected products

Remediation

No remediation recorded yet.

Weaknesses (1)

CWE-787

Out-of-bounds Write

References (1)

https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28022-EXOPT.txt
x_refsource_MISCVendor Advisory

Link	Providers	Tags
https://www.exim.org/static/doc/security/CVE-2020-qualys/CVE-2020-28022-EXOPT.txt		x_refsource_MISCVendor Advisory

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published May 6, 2021

Updated Aug 4, 2024

Reserved Oct 30, 2020

Link CVE-2020-28022

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2020-28022

Red Hat

Severity n/a

Public date n/a

Links CVE-2020-28022