openEuler update for dovecot

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU65119

Risk: Medium

CVSSv4.0: 1.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

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

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 20.03 LTS SP1 - 22.03 LTS

dovecot-devel: before 2.3.15-3

dovecot-debugsource: before 2.3.15-3

dovecot-help: before 2.3.15-3

dovecot-debuginfo: before 2.3.15-3

dovecot: before 2.3.15-3

CPE2.3

• cpe:2.3:o:openeuler:openeuler:20.03:LTS SP1:*:*:*:*:*:*
• cpe:2.3:o:openeuler:openeuler:20.03:LTS SP3:*:*:*:*:*:*
• cpe:2.3:o:openeuler:openeuler:22.03:LTS:*:*:*:*:*:*
• cpe:2.3:o:openeuler:dovecot-devel:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:dovecot-debugsource:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:dovecot-help:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:dovecot-debuginfo:*:*:*:*:*:openeuler:*:*
• cpe:2.3:o:openeuler:dovecot:*:*:*:*:*:openeuler:*:*

External links

https://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2022-1994

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.