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dovecot: Improper certificate validation

🗓️ 05 Nov 2019 21:29:22Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 3 Views

Dovecot cert validation flaw enables impersonation with a certificate having an empty username.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8aarch64dovecot1:2.2.36-10.el8dovecot-1:2.2.36-10.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64ledovecot1:2.2.36-10.el8dovecot-1:2.2.36-10.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xdovecot1:2.2.36-10.el8dovecot-1:2.2.36-10.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64dovecot1:2.2.36-10.el8dovecot-1:2.2.36-10.el8.x86_64.rpm
Red Hat Enterprise Linux8anydovecot1:2.2.36-10.el8.i686dovecot-1:2.2.36-10.el8.i686.noarch.rpm
Red Hat Enterprise Linux8aarch64dovecot-debuginfo1:2.2.36-10.el8dovecot-debuginfo-1:2.2.36-10.el8.aarch64.rpm
Red Hat Enterprise Linux8ppc64ledovecot-debuginfo1:2.2.36-10.el8dovecot-debuginfo-1:2.2.36-10.el8.ppc64le.rpm
Red Hat Enterprise Linux8s390xdovecot-debuginfo1:2.2.36-10.el8dovecot-debuginfo-1:2.2.36-10.el8.s390x.rpm
Red Hat Enterprise Linux8x86_64dovecot-debuginfo1:2.2.36-10.el8dovecot-debuginfo-1:2.2.36-10.el8.x86_64.rpm
Red Hat Enterprise Linux8anydovecot-debuginfo1:2.2.36-10.el8.i686dovecot-debuginfo-1:2.2.36-10.el8.i686.noarch.rpm
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25 Jun 2026 10:54Current
5.9Medium risk
Vulners AI Score5.9
CVSS 24.9
CVSS 36.8 - 7.7
EPSS0.02462
3