Cyber Resilience

CVE-2023-25150

Medium

Published: 08 February 2023

Published
08 February 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 5.8 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:N/A:N
EPSS Score 0.0019 40.3th percentile
Risk Priority 12 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-25150 is a medium-severity Improper Access Control (CWE-284) vulnerability in Nextcloud Richdocuments. Its CVSS base score is 5.8 (Medium).

Operationally, ranked at the 40.3th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Nextcloud office/richdocuments is an office suit for the nextcloud server platform. In affected versions the Collabora integration can be tricked to provide access to any file without proper permission validation. As a result any user with access to Collabora can…

more

obtain the content of other users files. It is recommended that the Nextcloud Office App (Collabora Integration) is updated to 7.0.2 (Nextcloud 25), 6.3.2 (Nextcloud 24), 5.0.10 (Nextcloud 23), 4.2.9 (Nextcloud 21-22), or 3.8.7 (Nextcloud 15-20). There are no known workarounds for this issue.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

nextcloud
richdocuments
≤ 3.8.7 · 4.0.0 — 4.2.9 · 5.0.0 — 5.0.10

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-284 CWE-732

The access control policy and procedures directly mandate and enforce proper access control mechanisms across the organization.

addresses: CWE-284 CWE-732

Associating and retaining security attributes with data directly supports enforcement of access control decisions across storage, processing, and transmission.

addresses: CWE-732 CWE-284

Prevents overly permissive assignments to critical resources by limiting to task needs.

addresses: CWE-284 CWE-732

The awareness and training policy mandates training on access control practices, directly reducing the likelihood of improper access control weaknesses being introduced or exploited.

addresses: CWE-284 CWE-732

Security training teaches access control policies and enforcement, reducing improper access control implementations.

addresses: CWE-284 CWE-732

The control directly enforces access controls to prevent unauthorized access, modification, or deletion of audit information and tools.

addresses: CWE-284 CWE-732

Control assessments verify that access controls are implemented correctly and operating as intended, detecting improper access control before exploitation.

addresses: CWE-284 CWE-732

Certification requires independent assessment confirming access controls are implemented correctly and effective.

References