UBUNTU-CVE-2021-22895
- Source
- https://ubuntu.com/security/CVE-2021-22895
- Import Source
- https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-22895.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-22895
- Upstream
- Published
- 2021-06-11T16:15:00Z
- Modified
- 2025-07-14T07:00:35.844766Z
- Severity
-
- 5.9 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
- Ubuntu - medium
- Summary
- [none]
- Details
-
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.
- References
-
- https://ubuntu.com/security/CVE-2021-22895
- https://github.com/nextcloud/desktop/pull/2926
- https://github.com/nextcloud/desktop/commit/b1ddd0e491b2af0ed040e658d8bcde2a7a61c9fc
- https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5
- https://github.com/nextcloud/desktop/releases/tag/v3.1.3
- https://hackerone.com/reports/903424
- https://www.cve.org/CVERecord?id=CVE-2021-22895
Affected packages
Ubuntu:Pro:20.04:LTS / nextcloud-desktop
Package
- Name
- nextcloud-desktop
- Purl
- pkg:deb/ubuntu/nextcloud-desktop@2.6.2-1build1?arch=source&distro=esm-apps/focal
Ubuntu:22.04:LTS / nextcloud-desktop
Package
- Name
- nextcloud-desktop
- Purl
- pkg:deb/ubuntu/nextcloud-desktop@3.4.2-1ubuntu1?arch=source&distro=jammy
Ubuntu:24.04:LTS / nextcloud-desktop
Package
- Name
- nextcloud-desktop
- Purl
- pkg:deb/ubuntu/nextcloud-desktop@3.11.0-1.1build4?arch=source&distro=noble