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CVE-2020-25275

Good to know:

Date: January 4, 2021

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.

Language: C

Severity Score

7.5

Related Resources (15)

Url: https://security-tracker.debian.org/tracker/CVE-2020-25275

Url: https://dovecot.org/pipermail/dovecot-news/2021-January/000451.html

Url: https://security.gentoo.org/glsa/202101-01

Url: https://dovecot.org/security

Url: https://security.alpinelinux.org/vuln/CVE-2020-25275

Url: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/

Url: http://www.openwall.com/lists/oss-security/2021/01/04/3

Url: http://seclists.org/fulldisclosure/2021/Jan/18

Url: http://packetstormsecurity.com/files/160841/Dovecot-2.3.11.3-Denial-Of-Service.html

Url: https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2020-25275

Url: https://access.redhat.com/security/cve/CVE-2020-25275

Url: https://www.debian.org/security/2021/dsa-4825

Url: https://nvd.nist.gov/vuln/detail/CVE-2020-25275

Url: https://www.mend.io/vulnerability-database/CVE-2020-25275

Severity Score

7.5

Weakness Type (CWE)

Input Validation

CWE-20

Top Fix

Upgrade Version

Upgrade to version 2.3.13

CVSS v3.1

Base Score:	7.5
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	LOW
Privileges Required (PR):	NONE
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	HIGH

CVSS v2

Base Score:	5.0
Access Vector (AV):	NETWORK
Access Complexity (AC):	LOW
Authentication (AU):	NONE
Confidentiality (C):	NONE
Integrity (I):	NONE
Availability (A):	PARTIAL
Additional information:

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