CVE-2022-3620

CVSS V2 None CVSS V3 Critical 9.8

Description

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.

Overview

CVE ID
CVE-2022-3620

Assigner
cna@vuldb.com

Vulnerability Status
Analyzed

Published Version
2022-10-20T20:15:09

Last Modified Date
2023-01-20T02:26:08

Weakness Enumerations

CWE	URL
CWE-119	http://cwe.mitre.org/data/definitions/119.html
CWE-416	http://cwe.mitre.org/data/definitions/416.html

CPE Configuration (Product)

CPE	Vulnerable	Operator	Version Start	Version End
cpe:2.3:a:exim:exim:2022-10-18:::::::*	1	OR

CVSS Version 3

Version
3.1

Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK

Attack Compatibility
LOW

Privileges Required
NONE

User Interaction
NONE

Scope
UNCHANGED

Confidentiality Impact
HIGH

Availability Impact
HIGH

Base Score
9.8

Base Severity
CRITICAL

Exploitability Score
3.9

Impact Score
5.9

References

Reference URL	Reference Tags
https://git.exim.org/exim.git/commit/12fb3842f81bcbd4a4519d5728f2d7e0e3ca1445	Mailing List Patch Vendor Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/667V3ADXQ2MHUJMSXA3VZZEWLVSCIBEU/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/EIH4W5R7SHTUEQFWWKB4TUO5YFZX64KV/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/XV2K2AWF62FSJ64B5CUZPFT4COK7P5PM/
https://vuldb.com/?id.211919	Third Party Advisory

Sources

Source Name	Source URL
NIST	https://nvd.nist.gov/vuln/detail/CVE-2022-3620
MITRE	https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-3620

History

Created	Old Value	New Value	Data Type	Notes
2022-10-20 21:00:10				Added to TrackCVE
2022-12-07 10:34:31	2022-10-20T20:15Z	2022-10-20T20:15:09	CVE Published Date	updated
2022-12-07 10:34:31		2022-11-14T15:15:53	CVE Modified Date	updated
2022-12-07 10:34:31		Undergoing Analysis	Vulnerability Status	updated
2022-12-07 10:34:58			References	updated
2023-01-20 03:15:00		2023-01-20T02:26:08	CVE Modified Date	updated
2023-01-20 03:15:00	Undergoing Analysis	Analyzed	Vulnerability Status	updated
2023-01-20 03:15:00			Weakness Enumeration	update