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 possession of a valid certificate with an empty username field could possibly use this issue to impersonate other users.

CVSS v3.0

6.8 MEDIUMCVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N

CVSS v3.0

7.7 HIGHCVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:N

CVSS v2.0

4.9 MEDIUMAV:N/AC:M/Au:S/C:P/I:P/A:N

EPSS

2.42% chance of exploitation in the next 30 days, 83th percentile

Published

2019-03-27

Updated

2024-08-04

Proof-of-concept exploits (1)

• https://www.dovecot.org/list/dovecot/2019-February/114575.html

References

• CVE Record
• NVD entry

Related

• CVE-2019-3810
• CVE-2019-3832
• CVE-2019-3799
• CVE-2019-3842
• CVE-2019-3778
• CVE-2019-3843