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CVE-2023-45148

Good to know:

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Date: October 16, 2023

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.

Language: PHP

Severity Score

Related Resources (5)

https://nvd.nist.gov/vuln/detail/CVE-2023-45148
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-xmhp-7vr4-hp63
https://github.com/nextcloud/server/pull/40293
https://hackerone.com/reports/2110945
https://www.mend.io/vulnerability-database/CVE-2023-45148

Severity Score

Weakness Type (CWE)

Improper Restriction of Excessive Authentication Attempts

CWE-307

Top Fix

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Upgrade to version v25.0.11,v26.0.6,v27.1.0

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

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