CVE-2020-25275

    Dashboard / Vulnerabilities / CVE-2020-25275

    CVE-2020-25275

    Published: 4 Jan 2021Last Modified: 8 Jul 2026

    Summary:

    Details: 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: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GXDKFLOCUP7I4ELGQ2F4P5TGC6NXMYV7/, http://packetstormsecurity.com/files/160841/Dovecot-2.3.11.3-Denial-Of-Service.html, http://seclists.org/fulldisclosure/2021/Jan/18, http://www.openwall.com/lists/oss-security/2021/01/04/3, https://dovecot.org/pipermail/dovecot-news/2021-January/000451.html, https://dovecot.org/security, https://security.gentoo.org/glsa/202101-01, https://www.debian.org/security/2021/dsa-4825

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -89f716dc2ec7362864a368d32533184b55fb7831

    Affected versions

    2.2.20
    2.2.20.rc1
    2.2.19
    2.2.19.rc2
    2.2.19.rc1
    2.2.18
    2.2.17
    2.2.17.rc2
    2.2.17.rc1
    2.2.16
    2.2.16.rc1
    2.2.15
    2.2.14
    2.2.14.rc1
    2.2.13
    2.2.13.rc1
    2.2.12
    2.2.11
    2.2.10
    2.2.9
    2.2.8
    2.2.7
    2.2.6
    2.2.5
    2.2.4
    2.2.3
    2.2.2
    2.2.1
    2.2.0
    2.2.rc7
    2.2.rc6
    2.2.rc5
    2.2.rc4
    2.2.rc3
    2.2.rc2
    2.2.rc1
    2.2.beta2
    2.2.beta1
    2.2.alpha1

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2020-25275 | CVE-DB