Vulnerabilities
Misconfiguration
Compliance
CVE Vulnerabilities

CVE-2021-22895

Improper Certificate Validation

Published: Jun 11, 2021 | Modified: Nov 21, 2024
CVSS 3.x
5.9
MEDIUM
Source:
NVD
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N
RedHat/V2
RedHat/V3
Ubuntu
MEDIUM
Vulnerability-free packages from our partners
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2021-22895
CWEhttps://cwe.mitre.org/data/definitions/295.html

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.

Weakness

The product does not validate, or incorrectly validates, a certificate.

Affected Software

Name Vendor Start Version End Version
Desktop Nextcloud * 3.1.3 (excluding)
Nextcloud-desktop Ubuntu focal *
Nextcloud-desktop Ubuntu groovy *
Nextcloud-desktop Ubuntu hirsute *
Nextcloud-desktop Ubuntu impish *
Nextcloud-desktop Ubuntu kinetic *
Nextcloud-desktop Ubuntu lunar *
Nextcloud-desktop Ubuntu mantic *
Nextcloud-desktop Ubuntu oracular *
Nextcloud-desktop Ubuntu trusty *
Nextcloud-desktop Ubuntu xenial *

Potential Mitigations

References

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