CVE-2020-25275

ALTO 7.5CVE-2020-25275 · Published 04/01/2021 · updated 17/06/2026

Em resumo

CVE-2020-25275 é uma vulnerabilidade ALTO (CVSS 7.5) que afeta dovecot (dovecot).
Chance de exploração nos próximos 30 dias (EPSS): 4.7%, maior que 91.8% das vulnerabilidades.
Correção: atualize para 2.3.13 ou posterior.

Package	Affected versions	Patched versions
dovecot dovecot	`< 2.3.13`	`2.3.13`

Description

Dovecot before 2.3.13 has Improper Input Validation in lda, lmtp, and imap, leading to an application crash via a crafted email message with certain choices for ten thousand MIME parts.

References

packetstormsecurity.com/files/160841/Dovecot-2.3.11.3-Denial-Of-Service.html · Third Party Advisory
seclists.org/fulldisclosure/2021/Jan/18 · Mailing List
openwall.com/lists/oss-security/2021/01/04/3 · Mailing List
dovecot.org/pipermail/dovecot-news/2021-January/000451.html · Mailing List
dovecot.org/security · Vendor Advisory
lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7
security.gentoo.org/glsa/202101-01 · Third Party Advisory
debian.org/security/2021/dsa-4825 · Third Party Advisory

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Package

Affected versions

Patched versions

dovecot

< 2.3.13

2.3.13

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