5.8
CVSSv2

CVE-2018-3761

Published: 05/07/2018 Updated: 28/02/2023
CVSS v2 Base Score: 5.8 | Impact Score: 4.9 | Exploitability Score: 8.6
CVSS v3 Base Score: 8.1 | Impact Score: 5.2 | Exploitability Score: 2.8
VMScore: 516
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:N

Vulnerability Summary

Nextcloud Server prior to 12.0.8 and 13.0.3 suffer from improper authentication on the OAuth2 token endpoint. Missing checks potentially allowed handing out new tokens in case the OAuth2 client was partly compromised.

Vulnerability Trend

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nextcloud nextcloud server