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OpenAdvisories
Low · 2.6 CVE-2024-52521 EUVD-2024-45935

Nextcloud Server has a potential hash collision for background jobs could skip queuing them

Published Nov 15, 2024 · Updated Nov 15, 2024 · Assigned by GitHub_M

Description

Nextcloud Server is a self hosted personal cloud system. MD5 hashes were used to check background jobs for their uniqueness. This increased the chances of a background job with arguments falsely being identified as already existing and not be queued for execution. By changing the Hash to SHA256 the probability was heavily decreased. It is recommended that the Nextcloud Server is upgraded to 28.0.10, 29.0.7 or 30.0.0.

Affected products

VendorProductAffectedFixed
nextcloud security-advisories >= 28.0.0, < 28.0.10, >= 29.0.0, < 29.0.7 —

Advisories 1

References