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OpenAdvisories
Unscored USN-4566-1 2 CVEs

cyrus-imapd vulnerabilities

Published Oct 5, 2020 · Updated Apr 22, 2026

Summary

It was dicovered that Cyrus IMAP Server could execute arbitrary code via a
crafted HTTP PUT operation for an event with a long iCalendar property name.
An attacker could use this vulnerability to cause a crash or possibly execute
arbitrary code. (CVE-2019-11356)

It was discovered that the Cyrus IMAP Server allow users to create any
mailbox with administrative privileges. A local attacker could use this to
obtain sensitive information. (CVE-2019-19783)

Fixed packages 1

ReleasePackageFixed in
Ubuntu · 18.04 LTS 18.04:LTS cyrus-imapd 2.5.10-3ubuntu1.1

Vulnerabilities 2

References

  • report
    https://ubuntu.com/security/CVE-2019-11356
  • report
    https://ubuntu.com/security/CVE-2019-19783