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CVE-2026-27859

Опубликовано: 27 мар. 2026
Источник: nvd
CVSS3: 5.3
EPSS Низкий

Описание

A mail message containing excessive amount of RFC 2231 MIME parameters causes LMTP to use too much CPU. A suitably formatted mail message causes mail delivery process to consume large amounts of CPU time. Use MTA capabilities to limit RFC 2231 MIME parameters in mail messages, or upgrade to fixed version where the processing is limited. No publicly available exploits are known.

Уязвимые конфигурации

Конфигурация 1

Одно из

cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*
Версия до 2.4.3 (исключая)
cpe:2.3:a:open-xchange:dovecot:*:*:*:*:pro:*:*:*
Версия до 3.0.5 (исключая)
cpe:2.3:a:open-xchange:dovecot:*:*:*:*:pro:*:*:*
Версия от 3.1.0 (включая) до 3.1.4 (исключая)

EPSS

Процентиль: 30%
0.00374
Низкий

5.3 Medium

CVSS3

Дефекты

CWE-400

Связанные уязвимости

CVSS3: 5.3
ubuntu
4 месяца назад

A mail message containing excessive amount of RFC 2231 MIME parameters causes LMTP to use too much CPU. A suitably formatted mail message causes mail delivery process to consume large amounts of CPU time. Use MTA capabilities to limit RFC 2231 MIME parameters in mail messages, or upgrade to fixed version where the processing is limited. No publicly available exploits are known.

CVSS3: 5.3
redhat
4 месяца назад

A mail message containing excessive amount of RFC 2231 MIME parameters causes LMTP to use too much CPU. A suitably formatted mail message causes mail delivery process to consume large amounts of CPU time. Use MTA capabilities to limit RFC 2231 MIME parameters in mail messages, or upgrade to fixed version where the processing is limited. No publicly available exploits are known.

CVSS3: 5.3
debian
4 месяца назад

A mail message containing excessive amount of RFC 2231 MIME parameters ...

CVSS3: 5.3
redos
24 дня назад

Уязвимость dovecot

CVSS3: 5.3
github
4 месяца назад

A mail message containing excessive amount of RFC 2231 MIME parameters causes LMTP to use too much CPU. A suitably formatted mail message causes mail delivery process to consume large amounts of CPU time. Use MTA capabilities to limit RFC 2231 MIME parameters in mail messages, or upgrade to fixed version where the processing is limited. No publicly available exploits are known.

EPSS

Процентиль: 30%
0.00374
Низкий

5.3 Medium

CVSS3

Дефекты

CWE-400