ISOMAN

CVE

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.

Severity
HIGH
CVSS
7.7
Published
Modified

Linked Releases

References

  1. http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00067.html
  2. https://access.redhat.com/errata/RHSA-2019:3467
  3. https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3814
  4. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4XLI55NGRDTGMVOPYFCPPFNPA5VKYSSY/
  5. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QHFZ5OWRIZGIWZJ5PTNVWWZNLLNH4XYS/
  6. https://security.gentoo.org/glsa/201904-19
  7. https://www.dovecot.org/list/dovecot/2019-February/114575.html
  8. http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00067.html
  9. https://access.redhat.com/errata/RHSA-2019:3467
  10. https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-3814
  11. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4XLI55NGRDTGMVOPYFCPPFNPA5VKYSSY/
  12. https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QHFZ5OWRIZGIWZJ5PTNVWWZNLLNH4XYS/
  13. https://security.gentoo.org/glsa/201904-19
  14. https://www.dovecot.org/list/dovecot/2019-February/114575.html