Vulnerability Details CVE-2021-22895
Nextcloud Desktop Client before 3.3.1 is vulnerable to improper certificate validation due to lack of SSL certificate verification when using the "Register with a Provider" flow.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.004
EPSS Ranking 57.5%
CVSS Severity
CVSS v3 Score 5.9
CVSS v2 Score 4.3
References
- https://github.com/nextcloud/desktop/pull/2926
- https://github.com/nextcloud/desktop/releases/tag/v3.1.3
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5
- https://hackerone.com/reports/903424
- https://www.debian.org/security/2021/dsa-4974
- https://github.com/nextcloud/desktop/pull/2926
- https://github.com/nextcloud/desktop/releases/tag/v3.1.3
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5
- https://hackerone.com/reports/903424
- https://www.debian.org/security/2021/dsa-4974
Products affected by CVE-2021-22895
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cpe:2.3:a:nextcloud:desktop:-
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cpe:2.3:a:nextcloud:desktop:0.0.2
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cpe:2.3:a:nextcloud:desktop:1.1.0
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cpe:2.3:a:nextcloud:desktop:1.1.2
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cpe:2.3:a:nextcloud:desktop:1.2.0
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cpe:2.3:a:nextcloud:desktop:1.2.1
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cpe:2.3:a:nextcloud:desktop:1.2.2
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cpe:2.3:a:nextcloud:desktop:1.2.3
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cpe:2.3:a:nextcloud:desktop:1.2.4
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cpe:2.3:a:nextcloud:desktop:1.2.5
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cpe:2.3:a:nextcloud:desktop:1.3.0
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cpe:2.3:a:nextcloud:desktop:1.4.0
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cpe:2.3:a:nextcloud:desktop:1.4.1
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cpe:2.3:a:nextcloud:desktop:1.4.2
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cpe:2.3:a:nextcloud:desktop:1.5.0
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cpe:2.3:a:nextcloud:desktop:1.5.1
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cpe:2.3:a:nextcloud:desktop:1.5.2
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cpe:2.3:a:nextcloud:desktop:1.5.3
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cpe:2.3:a:nextcloud:desktop:1.6.0
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cpe:2.3:a:nextcloud:desktop:1.6.1
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cpe:2.3:a:nextcloud:desktop:1.6.2
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cpe:2.3:a:nextcloud:desktop:1.6.3
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cpe:2.3:a:nextcloud:desktop:1.6.4
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cpe:2.3:a:nextcloud:desktop:1.7.0
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cpe:2.3:a:nextcloud:desktop:1.7.1
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cpe:2.3:a:nextcloud:desktop:1.8.0
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cpe:2.3:a:nextcloud:desktop:1.8.1
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cpe:2.3:a:nextcloud:desktop:1.8.2
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cpe:2.3:a:nextcloud:desktop:1.8.3
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cpe:2.3:a:nextcloud:desktop:2.0.0
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cpe:2.3:a:nextcloud:desktop:2.0.1
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cpe:2.3:a:nextcloud:desktop:2.0.2
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cpe:2.3:a:nextcloud:desktop:2.1.0
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cpe:2.3:a:nextcloud:desktop:2.2.3
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cpe:2.3:a:nextcloud:desktop:2.2.4
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cpe:2.3:a:nextcloud:desktop:2.3.0
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cpe:2.3:a:nextcloud:desktop:2.3.1
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cpe:2.3:a:nextcloud:desktop:2.3.2
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cpe:2.3:a:nextcloud:desktop:2.3.3
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cpe:2.3:a:nextcloud:desktop:2.3.4
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cpe:2.3:a:nextcloud:desktop:2.4.0
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cpe:2.3:a:nextcloud:desktop:2.4.1
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cpe:2.3:a:nextcloud:desktop:2.4.2
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cpe:2.3:a:nextcloud:desktop:2.4.3
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cpe:2.3:a:nextcloud:desktop:2.5.0
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cpe:2.3:a:nextcloud:desktop:2.5.1
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cpe:2.3:a:nextcloud:desktop:2.5.2
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cpe:2.3:a:nextcloud:desktop:2.5.3
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cpe:2.3:a:nextcloud:desktop:2.6.0
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cpe:2.3:a:nextcloud:desktop:2.6.1
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cpe:2.3:a:nextcloud:desktop:2.6.2
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cpe:2.3:a:nextcloud:desktop:2.6.3
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cpe:2.3:a:nextcloud:desktop:2.6.4
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cpe:2.3:a:nextcloud:desktop:2.6.5
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cpe:2.3:a:nextcloud:desktop:2.7.0
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cpe:2.3:a:nextcloud:desktop:3.0.0
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cpe:2.3:a:nextcloud:desktop:3.0.1
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cpe:2.3:a:nextcloud:desktop:3.0.2
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cpe:2.3:a:nextcloud:desktop:3.0.3
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cpe:2.3:a:nextcloud:desktop:3.1.0
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cpe:2.3:a:nextcloud:desktop:3.1.1
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cpe:2.3:a:nextcloud:desktop:3.1.2
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cpe:2.3:o:debian:debian_linux:10.0
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cpe:2.3:o:debian:debian_linux:11.0