Skip to content

Events information leaked with shared calendars on recurrence exceptions

Low
nickvergessen published GHSA-h4xv-cjpm-j595 Jun 14, 2024

Package

Server (Nextcloud)

Affected versions

>= 27.0.0, >= 28.0.0, >= 29.0.0

Patched versions

27.1.10, 28.0.6, 29.0.1
Server (Nextcloud Enterprise)
>= 27.0.0, >= 28.0.0, >= 29.0.0
27.1.10, 28.0.6, 29.0.1

Description

Impact

Private shared calendar events' recurrence exceptions can be read by sharees.

Patches

It is recommended that the Nextcloud Server is upgraded to 27.1.10 or 28.0.6 or 29.0.1
It is recommended that the Nextcloud Enterprise Server is upgraded to 27.1.10 or 28.0.6 or 29.0.1

Workarounds

  • No workaround available

References

For more information

If you have any questions or comments about this advisory:

Severity

Low
3.5
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
Required
Scope
Unchanged
Confidentiality
Low
Integrity
None
Availability
None
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N

CVE ID

CVE-2024-37887

Weaknesses

Credits