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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…
- 7.7HighCVSS base score
- 2.4%Exploitation in 30 daysEPSS · top 16% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By redhat
- 3 months later
· 3 months later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| 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 (11 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.7.
Affected products
References
References7
- 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.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2019-13437 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2019-3814)Record last updated .