CVE-2019-19722

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    CVE-2019-19722

    Published: 13 Dec 2019Last Modified: 8 Jul 2026

    Summary:

    Details: In Dovecot before 2.3.9.2, an attacker can crash a push-notification driver with a crafted email when push notifications are used, because of a NULL Pointer Dereference. The email must use a group address as either the sender or the recipient.

    References: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4OZCJ3RBA4WIYGN7SOV4TW2AIHXPZATK/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6PPB7PG5BM3MC5ZF2KHQ3UR7CZIO42BB/, http://www.openwall.com/lists/oss-security/2019/12/13/3, https://dovecot.org/list/dovecot-news/2019-December/000428.html, https://dovecot.org/pipermail/dovecot-news/2019-December/000428.html, https://dovecot.org/security.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -cf2918cac9159644570f0e8f9c575ce8cc2e42c4

    Affected versions

    2.3.9.1
    2.3.9

    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-2019-19722 | CVE-DB