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Vulnerability Details :

CVE-2021-22895

Summary
Assigner-hackerone
Assigner Org ID-36234546-b8fa-4601-9d6f-f4e334aa8ea1
Published At-11 Jun, 2021 | 15:49
Updated At-03 Aug, 2024 | 18:58
Rejected At-
Credits

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.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:hackerone
Assigner Org ID:36234546-b8fa-4601-9d6f-f4e334aa8ea1
Published At:11 Jun, 2021 | 15:49
Updated At:03 Aug, 2024 | 18:58
Rejected At:
▼CVE Numbering Authority (CNA)

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 Products
Vendor
n/a
Product
Nextcloud Desktop Client
Versions
Affected
  • Fixed in 3.3.1
Problem Types
TypeCWE IDDescription
CWECWE-295Improper Certificate Validation (CWE-295)
Type: CWE
CWE ID: CWE-295
Description: Improper Certificate Validation (CWE-295)
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://hackerone.com/reports/903424
x_refsource_MISC
https://github.com/nextcloud/desktop/pull/2926
x_refsource_MISC
https://github.com/nextcloud/desktop/releases/tag/v3.1.3
x_refsource_MISC
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5
x_refsource_MISC
https://www.debian.org/security/2021/dsa-4974
vendor-advisory
x_refsource_DEBIAN
Hyperlink: https://hackerone.com/reports/903424
Resource:
x_refsource_MISC
Hyperlink: https://github.com/nextcloud/desktop/pull/2926
Resource:
x_refsource_MISC
Hyperlink: https://github.com/nextcloud/desktop/releases/tag/v3.1.3
Resource:
x_refsource_MISC
Hyperlink: https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5
Resource:
x_refsource_MISC
Hyperlink: https://www.debian.org/security/2021/dsa-4974
Resource:
vendor-advisory
x_refsource_DEBIAN
▼Authorized Data Publishers (ADP)
CVE Program Container
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://hackerone.com/reports/903424
x_refsource_MISC
x_transferred
https://github.com/nextcloud/desktop/pull/2926
x_refsource_MISC
x_transferred
https://github.com/nextcloud/desktop/releases/tag/v3.1.3
x_refsource_MISC
x_transferred
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5
x_refsource_MISC
x_transferred
https://www.debian.org/security/2021/dsa-4974
vendor-advisory
x_refsource_DEBIAN
x_transferred
Hyperlink: https://hackerone.com/reports/903424
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://github.com/nextcloud/desktop/pull/2926
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://github.com/nextcloud/desktop/releases/tag/v3.1.3
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://www.debian.org/security/2021/dsa-4974
Resource:
vendor-advisory
x_refsource_DEBIAN
x_transferred
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:support@hackerone.com
Published At:11 Jun, 2021 | 16:15
Updated At:02 Dec, 2021 | 21:19

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.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Primary3.15.9MEDIUM
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Primary2.04.3MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N
Type: Primary
Version: 3.1
Base score: 5.9
Base severity: MEDIUM
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Type: Primary
Version: 2.0
Base score: 4.3
Base severity: MEDIUM
Vector:
AV:N/AC:M/Au:N/C:N/I:P/A:N
CPE Matches
Nextcloud GmbH
nextcloud
>>desktop>>Versions before 3.1.3(exclusive)
cpe:2.3:a:nextcloud:desktop:*:*:*:*:*:*:*:*
Debian GNU/Linux
debian
>>debian_linux>>10.0
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
Debian GNU/Linux
debian
>>debian_linux>>11.0
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
Weaknesses
CWE IDTypeSource
CWE-295Primarynvd@nist.gov
CWE-295Secondarysupport@hackerone.com
CWE ID: CWE-295
Type: Primary
Source: nvd@nist.gov
CWE ID: CWE-295
Type: Secondary
Source: support@hackerone.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/nextcloud/desktop/pull/2926support@hackerone.com
Patch
Third Party Advisory
https://github.com/nextcloud/desktop/releases/tag/v3.1.3support@hackerone.com
Release Notes
Third Party Advisory
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5support@hackerone.com
Third Party Advisory
https://hackerone.com/reports/903424support@hackerone.com
Exploit
Issue Tracking
Third Party Advisory
https://www.debian.org/security/2021/dsa-4974support@hackerone.com
Third Party Advisory
Hyperlink: https://github.com/nextcloud/desktop/pull/2926
Source: support@hackerone.com
Resource:
Patch
Third Party Advisory
Hyperlink: https://github.com/nextcloud/desktop/releases/tag/v3.1.3
Source: support@hackerone.com
Resource:
Release Notes
Third Party Advisory
Hyperlink: https://github.com/nextcloud/security-advisories/security/advisories/GHSA-qpgp-vf4p-wcw5
Source: support@hackerone.com
Resource:
Third Party Advisory
Hyperlink: https://hackerone.com/reports/903424
Source: support@hackerone.com
Resource:
Exploit
Issue Tracking
Third Party Advisory
Hyperlink: https://www.debian.org/security/2021/dsa-4974
Source: support@hackerone.com
Resource:
Third Party Advisory

Change History

0
Information is not available yet

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