CVE-2019-3814

It was discovered that Dovecot before versions 2.2.36.1 and 2.3.4.1 incorrectly handled client certificates. A remote attacker in…

High7.7EPSS 2.4%

Published: 27 Mar 2019
Updated: 4 Aug 2024
Reserved: 3 Jan 2019
Assigned by: redhat

Description

It was discovered that Dovecot before versions 2.2.36.1 and 2.3.4.1 incorrectly handled client certificates. A remote attacker in possession of a valid certificate with an empty username field could possibly use this issue to impersonate other users.

Scores

CVSS scores of CVE-2019-3814, by who scored it
Scored by	CVSS	Score	Vector
redhatCNA (assigner)	3.0	High7.7	CVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N
NVDNVD · Modified	3.0	Medium6.8	CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

EPSS (exploitation in 30 days): 2.4% · top 16% of all CVEs (6 Nov 2026)

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.7.

Weakness

CWE-295 (opens in a new tab)All about CWE-295 and its CVEs

Affected products

dovecot · dovecot
- affected 2.2.36.1
- affected 2.3.4.1

References (7)

https://www.dovecot.org/list/dovecot/2019-February/114575.html (opens in a new tab)x_refsource_MISCx_transferred
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3814 (opens in a new tab)x_refsource_CONFIRMx_transferred
openSUSE-SU-2019:1220 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
GLSA-201904-19 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
FEDORA-2019-9e004decea (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
FEDORA-2019-1b61a528dd (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
RHSA-2019:3467 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated 4 Aug 2024, 19:19 UTC.