PT-2026-28368 · Dovecot+2 · Dovecot+2

·

CVE-2026-27860

·

Publicado

2026-01-01

·

Atualizado

2026-04-16

CVSS v3.1

5.3

Média

VetorAV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Name of the Vulnerable Software and Affected Versions Dovecot versions prior to 2.4.3
Description If the auth username chars setting is empty, an attacker can inject arbitrary LDAP filters into Dovecot's LDAP authentication process. This can bypass restrictions and allow probing of the LDAP structure. No publicly available exploits are known.
Recommendations Do not clear out the auth username chars setting. Install version 2.4.3 or later.

Exploit

Correção

Encontrou algum problema na descrição? Tem algo a acrescentar? Fique à vontade para nos escrever 👾

Enumeração de Fraquezas

Identificadores relacionados

AZL-81716
CVE-2026-27860
OPENSUSE-SU-2026:10442-1
OPENSUSE-SU-2026:20554-1
SUSE-SU-2026:21208-1
USN-8136-1

Produtos afetados

Dovecot
Linuxmint
Ubuntu