Vulnerability Details

Dovecot < 2.3.9.2 DoS Vulnerability

Published: 2019-12-16 10:52:38
CVE Author: NIST National Vulnerability Database (NVD)

CVSS Base Vector:
AV:N/AC:L/Au:N/C:N/I:N/A:P

Detection Type:
Remote Banner Unreliable

Solution Type:
Vendor Patch

Summary:
Dovecot is prone to a denial of service vulnerability.

Technical Details:
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.

Detection Method:
Checks if a vulnerable version is present on the target host.

Affected Versions:
Dovecot prior to version 2.3.9.2.

Recommendations:
Update to version 2.3.9.2 or later.

NIST (National Institute of Standards and Technology) NVD (National Vulnerability Database)

https://nvd.nist.gov/vuln/detail/CVE-2019-19722

References:

https://www.openwall.com/lists/oss-security/2019/12/13/3

Search
Severity
Medium
CVSS Score
5.0

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