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MitreCVE-2019-19722

HistoryDec 13, 2019 - 5:15 p.m.

CVE-2019-19722

2019-12-1317:15:13

CWE-476

mitre

web.nvd.nist.gov

cve-2019-19722

dovecot

push notifications

null pointer dereference

security vulnerability

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

LOW

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

AI Score

5.3

Confidence

High

EPSS

0.005

Percentile

77.6%

JSON

In Dovecot before 2.3.9.2, an attacker can crash a push-notification driver with a crafted email when push notifications are used, because of a NULL Pointer Dereference. The email must use a group address as either the sender or the recipient.

Affected configurations

Nvd

Node

dovecotdovecotRange<2.3.9.2

Node

fedoraprojectfedoraMatch30

fedoraprojectfedoraMatch31

VendorProductVersionCPE
dovecotdovecot*cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*
fedoraprojectfedora30cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*
fedoraprojectfedora31cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
dovecot	dovecot	*	cpe:2.3:a:dovecot:dovecot::::::::
fedoraproject	fedora	30	cpe:2.3:o:fedoraproject:fedora:30:::::::*
fedoraproject	fedora	31	cpe:2.3:o:fedoraproject:fedora:31:::::::*