NULL pointer dereference in Dovecot
CVE-2019-11494
In the IMAP Server in Dovecot 2.3.3 through 2.3.5.2, the submission-login service crashes when the client disconnects prematurely during the AUTH command.
EPSS: 0.024 (82.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Dovecot
- Fedoraproject Fedora — versions 29, 30
- Opensuse Leap — versions 15.0, 15.1
- N/a — versions n/a
Weakness classification (CWE)
References
- cve@mitre.org (x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Product, x_refsource_MISC)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
- cve@mitre.org (x_refsource_FEDORA, vendor-advisory)
- cve@mitre.org (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- cve@mitre.org (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
Frequently asked questions
- What is CVE-2019-11494?
- CVE-2019-11494 is a high-severity vulnerability in Dovecot, classified under NULL Pointer Dereference. CVSS score: 7.5/10. Published 2019-05-08.
- How severe is CVE-2019-11494?
- High severity. CVSS v3 base score is 7.5 out of 10.