CVE-2023-30539

Summary

Nextcloud is a personal home server system. Depending on the set up tags and other workflows this issue can be used to limit access of others or being able to grant them access when there are system tag based files access control or files retention rules. It is recommended that the Nextcloud Server is upgraded to 24.0.11 or 25.0.5, the Nextcloud Enterprise Server to 21.0.9.11, 22.2.10.11, 23.0.12.6, 24.0.11 or 25.0.5, and the Nextcloud Files automated tagging app to 1.11.1, 1.12.1, 1.13.1, 1.14.2, 1.15.3 or 1.16.1. Users unable to upgrade should disable all workflow related apps. Users are advised to upgrade.

Affected Software

VendorProductVersion RangeStatus
nextcloudsecurity-advisoriesNextcloud Server: < 24.0.11affected
nextcloudsecurity-advisoriesNextcloud Server: >= 25.0.0, < 25.0.5affected
nextcloudsecurity-advisoriesNextcloud Files automated tagging: >= 1.11.0, < 1.11.1affected
nextcloudsecurity-advisoriesNextcloud Files automated tagging: >= 1.12.0, < 1.12.1affected
nextcloudsecurity-advisoriesNextcloud Files automated tagging: >= 1.13.0, < 1.13.1affected
nextcloudsecurity-advisoriesNextcloud Files automated tagging: >= 1.14.0, < 1.14.2affected
nextcloudsecurity-advisoriesNextcloud Files automated tagging: >= 1.15.0, < 1.15.3affected
nextcloudsecurity-advisoriesNextcloud Files automated tagging: >= 1.16.0, < 1.16.1affected

Weaknesses

  • CWE-284: CWE-284: Improper Access Control

ADP Enrichment

CVE Program Container

Additional References

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References