5.3

CVE-2019-19722

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Dovecot ≫ Dovecot Version < 2.3.9.2
Fedoraproject ≫ Fedora Version30
Fedoraproject ≫ Fedora Version31
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 2.48% 0.825
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.3 3.9 1.4
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
nvd@nist.gov 5 10 2.9
AV:N/AC:L/Au:N/C:N/I:N/A:P
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://dovecot.org/security.html
Vendor Advisory
http://www.openwall.com/lists/oss-security/2019/12/13/3
Third Party Advisory
Mailing List
https://dovecot.org/list/dovecot-news/2019-December/000428.html
Vendor Advisory
https://dovecot.org/pipermail/dovecot-news/2019-December/000428.html
Vendor Advisory
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/