Vulnerability Details CVE-2023-45151
Nextcloud server is an open source home cloud platform. Affected versions of Nextcloud stored OAuth2 tokens in plaintext which allows an attacker who has gained access to the server to potentially elevate their privilege. This issue has been addressed and users are recommended to upgrade their Nextcloud Server to version 25.0.8, 26.0.3 or 27.0.1. There are no known workarounds for this vulnerability.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 69.1%
CVSS Severity
CVSS v3 Score 6.5
References
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-hhgv-jcg9-p4m9
- https://github.com/nextcloud/server/pull/38398
- https://hackerone.com/reports/1994324
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-hhgv-jcg9-p4m9
- https://github.com/nextcloud/server/pull/38398
- https://hackerone.com/reports/1994324
Products affected by CVE-2023-45151
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cpe:2.3:a:nextcloud:nextcloud_server:25.0.0
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cpe:2.3:a:nextcloud:nextcloud_server:25.0.2
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cpe:2.3:a:nextcloud:nextcloud_server:25.0.3
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cpe:2.3:a:nextcloud:nextcloud_server:25.0.4
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cpe:2.3:a:nextcloud:nextcloud_server:25.0.5
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cpe:2.3:a:nextcloud:nextcloud_server:25.0.6
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cpe:2.3:a:nextcloud:nextcloud_server:25.0.7
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cpe:2.3:a:nextcloud:nextcloud_server:26.0.0
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cpe:2.3:a:nextcloud:nextcloud_server:26.0.1
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cpe:2.3:a:nextcloud:nextcloud_server:26.0.2
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cpe:2.3:a:nextcloud:nextcloud_server:27.0.0