CVE-2023-25159
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
Summary
Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform, and Nextcloud Office is a document collaboration app for the same platform. Nextcloud Server 24.0.x prior to 24.0.8 and 25.0.x prior to 25.0.1, Nextcloud Enterprise Server 24.0.x prior to 24.0.8 and 25.0.x prior to 25.0.1, and Nextcloud Office (Richdocuments) App 6.x prior to 6.3.1 and 7.x prior to 7.0.1 have previews accessible without a watermark. The download should be hidden and the watermark should get applied. This issue is fixed in Nextcloud Server 25.0.1 and 24.0.8, Nextcloud Enterprise Server 25.0.1 and 24.0.8, and Nextcloud Office (Richdocuments) App 7.0.1 (for 25) and 6.3.1 (for 24). No known workarounds are available.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| nextcloud | security-advisories | >= 24.0.4, < 24.0.8 | affected |
| nextcloud | security-advisories | = 25.0.0 | affected |
| nextcloud | security-advisories | >= 6.0.0, < 6.3.1 | affected |
| nextcloud | security-advisories | = 7.0.0 | affected |
Weaknesses
- CWE-284: CWE-284: Improper Access Control
ADP Enrichment
CVE Program Container
Additional References
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-92g2-h5jv-jjmg
- https://github.com/nextcloud/richdocuments/pull/2579
- https://github.com/nextcloud/server/pull/34799
- https://hackerone.com/reports/1745755
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-92g2-h5jv-jjmg
- https://github.com/nextcloud/richdocuments/pull/2579
- https://github.com/nextcloud/server/pull/34799
- https://hackerone.com/reports/1745755
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