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Previously, the account status was not validated when sending emails using 2FA. Added additional validations for user accounts to check the account status and allow email operations.

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Previously, the account status was not validated when sending emails using 2FA. Added additional validations for user accounts to check the account status and allow email operations.

Severity
7
CVSS
(AV:N/AC:L/Au:S/C:N/I:C/A:N)
Published
02/13/2024
Created
01/16/2025
Added
01/10/2025
Modified
01/20/2025

Description

In Zimbra Collaboration (ZCS) 8.8.15 and 9.0, a closed account (with 2FA and generated passwords) can send e-mail messages when configured for Imap/smtp.

Solution(s)

  • zimbra-collaboration-upgrade-latest

References

  • https://attackerkb.com/topics/cve-2023-26562
  • CVE - 2023-26562
  • https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
  • https://wiki.zimbra.com/wiki/Security_Center
  • https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy
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