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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.0/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 74%
VendorProductVersion
dovecotdovecot
2.3.3 ≤
𝑥
≤ 2.3.5.2
opensuseleap
15.0
opensuseleap
15.1
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
dovecot
bullseye
1:2.3.13+dfsg1-2+deb11u1
fixed
stretch
not-affected
jessie
not-affected
bullseye (security)
1:2.3.13+dfsg1-2+deb11u2
fixed
bookworm
1:2.3.19.1+dfsg1-2.1+deb12u1
fixed
bookworm (security)
1:2.3.19.1+dfsg1-2.1+deb12u1
fixed
sid
1:2.3.21.1+dfsg1-1
fixed
trixie
1:2.3.21.1+dfsg1-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
dovecot
disco
Fixed 1:2.3.4.1-1ubuntu2.2
released
cosmic
Fixed 1:2.3.2.1-1ubuntu3.4
released
bionic
not-affected
xenial
not-affected
trusty
not-affected
Common Weakness Enumeration
References
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00024.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00026.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4XLI55NGRDTGMVOPYFCPPFNPA5VKYSSY/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QHFZ5OWRIZGIWZJ5PTNVWWZNLLNH4XYS/
https://www.dovecot.org/download.html
https://www.dovecot.org/security.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00024.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00026.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4XLI55NGRDTGMVOPYFCPPFNPA5VKYSSY/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QHFZ5OWRIZGIWZJ5PTNVWWZNLLNH4XYS/
https://www.dovecot.org/download.html
https://www.dovecot.org/security.html