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[email protected]CVE-2021-22895

HistoryJun 11, 2021 - 4:15 p.m.

CVE-2021-22895

2021-06-1116:15:10

CWE-295

[email protected]

web.nvd.nist.gov

nextcloud

desktop client

ssl

certificate validation

vulnerability

cve-2021-22895

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

5.9 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

5.8 Medium

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

56.8%

JSON

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.

Affected configurations

NVD

Node

nextclouddesktopRange<3.1.3

Node

debiandebian_linuxMatch10.0

debiandebian_linuxMatch11.0

CPENameOperatorVersion
nextcloud:desktopnextcloud desktoplt3.1.3

CPE	Name	Operator	Version
nextcloud:desktop	nextcloud desktop	lt	3.1.3

CNA Affected

[
  {
    "product": "Nextcloud Desktop Client",
    "vendor": "n/a",
    "versions": [
      {
        "status": "affected",
        "version": "Fixed in 3.3.1"
      }
    ]
  }
]