Gentoo update for Dovecot

Published: 2023-10-30

Risk	Medium
Patch available	YES
Number of vulnerabilities	1
CVE-ID	CVE-2022-30550
CWE-ID	CWE-264
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Gentoo Linux Operating systems & Components / Operating system net-mail/dovecot Operating systems & Components / Operating system package or component
Vendor	Gentoo

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU65119

Risk: Medium

CVSSv3.1: 4.2 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2022-30550

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a remote attacker to escalate privileges on the system.

The vulnerability exists due to application does not properly handle multiple passdb
configuration entries. A remote attacker can potentially escalate privileges on the system.

Mitigation

Update the affected packages.
net-mail/dovecot to version: 2.3.19.1-r1

Vulnerable software versions

Gentoo Linux: All versions

net-mail/dovecot: before 2.3.19.1-r1

External links

http://security.gentoo.org/glsa/202310-19

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.