CVSS 3.1 Score 4.3 of 10 (medium)


Published Oct 16, 2023
Updated: Oct 20, 2023
CWE ID 307


CVE-2023-45149 is a vulnerability that affects Nextcloud Talk, a chat module for the Nextcloud server platform. In certain versions, brute force protection of public talk conversation passwords can be bypassed, as there is an endpoint that validates the conversation password without registering brute force attempts. To remediate this vulnerability, it is recommended to upgrade the Nextcloud Talk app to versions 15.0.8, 16.0.6, or 17.1.1. There are no known workarounds for this vulnerability. The potential danger posed by this vulnerability is considered medium with a base severity score of 4.3 out of 10, and a low level of privileges required for exploitation. The confidentiality impact is low and there is no integrity impact or user interaction required for exploitation. The vulnerability has an exploitability score of 2.8 out of 10 and an impact score of 1.4 out of 10 according to CVSS version 3.1 metrics provided by NIST.

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