Vulnerability Report

CVE-2021-22895

Title: Nextcloud Desktop

Other

Proof Of Concept

No public PoC currently indexed for CVE-2021-22895.

CWE Category CWE-295
Published Date Jun 11, 2021
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 5.9 CVSS v3.1
Exploit Probability (EPSS)
1.03%

Vulnerability Summary

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.

Impacted Vendors

A
avira 1
G
google 1
N
nextcloud 1

Reference Links

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
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
5.9
Attack Vector
NETWORK
Complexity
HIGH
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
4.3
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:N/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2021-22895 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity HIGH
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

Affected Stack

No specific products linked.