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Previews are accessible without a watermark

Low
miaulalala published GHSA-92g2-h5jv-jjmg Feb 13, 2023

Package

Office (Richdocuments) (Nextcloud)

Affected versions

7.0.0, 6.0.0-6.3.0

Patched versions

7.0.1, 6.3.1
Server (Nextcloud)
25.0.0, 24.0.4 - 24.0.7
25.0.1, 24.0.8
Server (Enterprise) (Nextcloud)
25.0.0, 24.0.4 - 24.0.7
25.0.1, 24.0.8

Description

Impact

While the download should be hidden and the watermark should get applied the preview is still visible without

Patches

It is recommended that the Nextcloud Server is upgraded to 25.0.1 or 24.0.8
It is recommended that the Nextcloud Enterprise Server is upgraded to 25.0.1 or 24.0.8
It is recommended that the Nextcloud Office (Richdocuments) App is upgraded to 7.0.1 (for 25) or 6.3.1 (for 24)

Workarounds

No workaround available

References

For more information

If you have any questions or comments about this advisory:

Severity

Low
2.3
/ 10

CVSS base metrics

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

CVE ID

CVE-2023-25159

Weaknesses

Credits