CVE-2022-3620 - Vulnerability Details - OpenCVE

A vulnerability was found in Exim and classified as problematic. This issue affects the function dmarc_dns_lookup of the file dmarc.c of the component DMARC Handler. The manipulation leads to use after free. The attack may be initiated remotely. The name of the patch is 12fb3842f81bcbd4a4519d5728f2d7e0e3ca1445. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211919.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Exim	Exim
Fedoraproject	Fedora

Configuration 1 [-]

cpe:2.3:a:exim:exim:*:*:*:*:*:*:*:*

Configuration 2 [-]

OR	cpe:2.3:o:fedoraproject:fedora:35:::::::*
	cpe:2.3:o:fedoraproject:fedora:36:::::::*
	cpe:2.3:o:fedoraproject:fedora:37:::::::*

No data.

References

Link	Providers
https://git.exim.org/exim.git/commit/12fb3842f81bcbd4a4519d5728f2d7e0e3ca1445
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/667V3ADXQ2MHUJMSXA3VZZEWLVSCIBEU/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EIH4W5R7SHTUEQFWWKB4TUO5YFZX64KV/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XV2K2AWF62FSJ64B5CUZPFT4COK7P5PM/
https://vuldb.com/?id.211919

History

Tue, 15 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00219}`	epss `{'score': 0.00275}`

Fri, 23 May 2025 17:00:00 +0000

Type	Values Removed	Values Added
CPEs	cpe:2.3:a:exim:exim:2022-10-18:::::::*	cpe:2.3:a:exim:exim::::::::

Tue, 15 Apr 2025 14:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: VulDB

Published: 2022-10-20T00:00:00.000Z

Updated: 2025-04-15T13:25:57.357Z

Reserved: 2022-10-20T00:00:00.000Z

Link: CVE-2022-3620

Vulnrichment

Updated: 2024-08-03T01:14:02.510Z

NVD

Status : Analyzed

Published: 2022-10-20T20:15:09.690

Modified: 2025-05-23T18:29:51.220

Link: CVE-2022-3620

Redhat

No data.

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