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.
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.024 (83.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 83.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.024 · newest: 0.024 · change: 0.000
Affected products
- Dovecot
- Fedoraproject Fedora — versions 29, 30
- openSUSE Leap — versions 15.0, 15.1
Weakness classification (CWE)
References
- www.dovecot.org/security.html (Vendor Advisory)
- www.dovecot.org/download.html (Product)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00026.html (vendor-advisory, Mailing List, Third Party Advisory)
- lists.opensuse.org/opensuse-security-announce/2019-10/msg00024.html (vendor-advisory, Mailing List, Third Party Advisory)
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.