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MitreCVE-2019-20790

HistoryApr 27, 2020 - 2:15 p.m.

CVE-2019-20790

2020-04-2714:15:11

CWE-290

mitre

web.nvd.nist.gov

opendmarc

pypolicyd-spf

cve-2019-20790

authentication bypass

nvd

CVSS2

6.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.4

Confidence

High

EPSS

0.006

Percentile

79.0%

JSON

OpenDMARC through 1.3.2 and 1.4.x, when used with pypolicyd-spf 2.0.2, allows attacks that bypass SPF and DMARC authentication in situations where the HELO field is inconsistent with the MAIL FROM field.

Affected configurations

Nvd

Node

trusteddomainopendmarcRange1.3.0–1.3.2

AND

trusteddomainopendmarcMatch1.4.0

AND

pypolicyd-spf_projectpypolicyd-spfMatch2.0.2

Node

fedoraprojectfedoraMatch33

fedoraprojectfedoraMatch34

VendorProductVersionCPE
trusteddomainopendmarc*cpe:2.3:a:trusteddomain:opendmarc:*:*:*:*:*:*:*:*
trusteddomainopendmarc1.4.0cpe:2.3:a:trusteddomain:opendmarc:1.4.0:*:*:*:*:*:*:*
pypolicyd-spf_projectpypolicyd-spf2.0.2cpe:2.3:a:pypolicyd-spf_project:pypolicyd-spf:2.0.2:*:*:*:*:*:*:*
fedoraprojectfedora33cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
fedoraprojectfedora34cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
trusteddomain	opendmarc	*	cpe:2.3:a:trusteddomain:opendmarc::::::::
trusteddomain	opendmarc	1.4.0	cpe:2.3:a:trusteddomain:opendmarc:1.4.0:::::::*
pypolicyd-spf_project	pypolicyd-spf	2.0.2	cpe:2.3:a:pypolicyd-spf_project:pypolicyd-spf:2.0.2:::::::*
fedoraproject	fedora	33	cpe:2.3:o:fedoraproject:fedora:33:::::::*
fedoraproject	fedora	34	cpe:2.3:o:fedoraproject:fedora:34:::::::*