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CVE-2019-3814

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.

Risk Information

Base Score
6.8
MODERATE
Vector
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
EPSS Score
Exploitation Probability
0.449

Associated Vulnerability

VulnerabilityOS Platform
IMAP and POP3 email server (USN-3881-1) dovecot-core_2.2.9-1ubuntu2.5_i386.debLinux
IMAP and POP3 email server (USN-3881-1) dovecot-core_2.2.9-1ubuntu2.5_amd64.debLinux
IMAP and POP3 email server (USN-3881-1) dovecot-core_2.3.2.1-1ubuntu3.1_i386.debLinux
IMAP and POP3 email server (USN-3881-1) dovecot-core_2.3.2.1-1ubuntu3.1_amd64.debLinux
IMAP and POP3 email server (USN-3881-1) dovecot-core_2.2.33.2-1ubuntu4.2_i386.debLinux
IMAP and POP3 email server (USN-3881-1) dovecot-core_2.2.33.2-1ubuntu4.2_amd64.debLinux
SUSE-SU-2019:0900-1(SUSE Linux Enterprise Server 12-SP4 ) dovecot22-2.2.31-19.14.2.x86_64.rpmLinux
SUSE-SU-2019:0900-1(SUSE Linux Enterprise Server 12-SP4 ) dovecot22-backend-mysql-2.2.31-19.14.2.x86_64.rpmLinux
SUSE-SU-2019:0900-1(SUSE Linux Enterprise Server 12-SP4 ) dovecot22-backend-mysql-debuginfo-2.2.31-19.14.2.x86_64.rpmLinux
SUSE-SU-2019:0900-1(SUSE Linux Enterprise Server 12-SP4 ) dovecot22-backend-pgsql-2.2.31-19.14.2.x86_64.rpmLinux
SUSE-SU-2019:0900-1(SUSE Linux Enterprise Server 12-SP4 ) dovecot22-backend-pgsql-debuginfo-2.2.31-19.14.2.x86_64.rpmLinux
SUSE-SU-2019:0900-1(SUSE Linux Enterprise Server 12-SP4 ) dovecot22-backend-sqlite-2.2.31-19.14.2.x86_64.rpmLinux
SUSE-SU-2019:0900-1(SUSE Linux Enterprise Server 12-SP3 ) dovecot22-backend-sqlite-debuginfo-2.2.31-19.14.2.x86_64.rpmLinux
SUSE-SU-2019:0900-1(SUSE Linux Enterprise Server 12-SP3 ) dovecot22-debuginfo-2.2.31-19.14.2.x86_64.rpmLinux
SUSE-SU-2019:0900-1(SUSE Linux Enterprise Server 12-SP3 ) dovecot22-debugsource-2.2.31-19.14.2.x86_64.rpmLinux
(RHSA-2020:1062) dovecot security and bug fix update dovecot-2.2.36-6.el7.i686.rpmLinux
(RHSA-2020:1062) dovecot security and bug fix update dovecot-2.2.36-6.el7.x86_64.rpmLinux
(RHSA-2020:1062) dovecot security and bug fix update dovecot-devel-2.2.36-6.el7.x86_64.rpmLinux
(RHSA-2020:1062) dovecot security and bug fix update dovecot-mysql-2.2.36-6.el7.x86_64.rpmLinux
(RHSA-2020:1062) dovecot security and bug fix update dovecot-pgsql-2.2.36-6.el7.x86_64.rpmLinux
(RHSA-2020:1062) dovecot security and bug fix update dovecot-pigeonhole-2.2.36-6.el7.x86_64.rpmLinux
(RHSA-2019:3467) dovecot security and bug fix update dovecot-2.2.36-10.el8.x86_64.rpmLinux
(RHSA-2019:3467) dovecot security and bug fix update dovecot-debugsource-2.2.36-10.el8.x86_64.rpmLinux
(RHSA-2019:3467) dovecot security and bug fix update dovecot-mysql-2.2.36-10.el8.x86_64.rpmLinux
(RHSA-2019:3467) dovecot security and bug fix update dovecot-pgsql-2.2.36-10.el8.x86_64.rpmLinux
(RHSA-2019:3467) dovecot security and bug fix update dovecot-pigeonhole-2.2.36-10.el8.x86_64.rpmLinux
(CESA-2019:3467) dovecot security and bug fix update dovecot-2.2.36-10.el8.x86_64.rpmLinux
(CESA-2019:3467) dovecot security and bug fix update dovecot-mysql-2.2.36-10.el8.x86_64.rpmLinux
(CESA-2019:3467) dovecot security and bug fix update dovecot-pgsql-2.2.36-10.el8.x86_64.rpmLinux
(CESA-2019:3467) dovecot security and bug fix update dovecot-pigeonhole-2.2.36-10.el8.x86_64.rpmLinux
(CESA-2020:1062) dovecot security and bug fix update dovecot-2.2.36-6.el7.x86_64.rpmLinux
(CESA-2020:1062) dovecot security and bug fix update dovecot-devel-2.2.36-6.el7.x86_64.rpmLinux
(CESA-2020:1062) dovecot security and bug fix update dovecot-mysql-2.2.36-6.el7.x86_64.rpmLinux
(CESA-2020:1062) dovecot security and bug fix update dovecot-pgsql-2.2.36-6.el7.x86_64.rpmLinux
(CESA-2020:1062) dovecot security and bug fix update dovecot-pigeonhole-2.2.36-6.el7.x86_64.rpmLinux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234