Unrated severityNVD Advisory· Published Oct 16, 2023· Updated Sep 16, 2024
Rate limiter not working reliable when Memcached is installed in Nextcloud
CVE-2023-45148
Description
Nextcloud is an open source home cloud server. When Memcached is used as memcache.distributed the rate limiting in Nextcloud Server could be reset unexpectedly resetting the rate count earlier than intended. Users are advised to upgrade to versions 25.0.11, 26.0.6 or 27.1.0. Users unable to upgrade should change their config setting memcache.distributed to \OC\Memcache\Redis and install Redis instead of Memcached.
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Affected products
2- Range: before 25.0.11, 26.0.6, 27.1.0
- nextcloud/security-advisoriesv5Range: >= 25.0.0, < 25.0.11
Patches
Vulnerability mechanics
References
3- github.com/nextcloud/security-advisories/security/advisories/GHSA-xmhp-7vr4-hp63mitrex_refsource_CONFIRM
- github.com/nextcloud/server/pull/40293mitrex_refsource_MISC
- hackerone.com/reports/2110945mitrex_refsource_MISC
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