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Vulnerability Details :

CVE-2023-28847

Summary
Assigner-GitHub_M
Assigner Org ID-a0819718-46f1-4df5-94e2-005712e83aaa
Published At-25 Apr, 2023 | 16:32
Updated At-03 Feb, 2025 | 18:08
Rejected At-
Credits

Nextcloud Server missing brute force protection for passwords of password protected share links

Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. In Nextcloud Server 24.0.0 prior to 24.0.11 and 25.0.0 prior to 25.0.5; as well as Nextcloud Server Enterprise 23.0.0 prior to 23.0.12.6, 24.0.0 prior to 24.0.11, and 25.0.0 prior to 25.0.5; an attacker is not restricted in verifying passwords of share links so they can just start brute forcing the password. Nextcloud Server 24.0.11 and 25.0.5 and Nextcloud Enterprise Server 23.0.12.6, 24.0.11, and 25.0.5 contain a fix for this issue. No known workarounds are available.

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:GitHub_M
Assigner Org ID:a0819718-46f1-4df5-94e2-005712e83aaa
Published At:25 Apr, 2023 | 16:32
Updated At:03 Feb, 2025 | 18:08
Rejected At:
▼CVE Numbering Authority (CNA)
Nextcloud Server missing brute force protection for passwords of password protected share links

Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. In Nextcloud Server 24.0.0 prior to 24.0.11 and 25.0.0 prior to 25.0.5; as well as Nextcloud Server Enterprise 23.0.0 prior to 23.0.12.6, 24.0.0 prior to 24.0.11, and 25.0.0 prior to 25.0.5; an attacker is not restricted in verifying passwords of share links so they can just start brute forcing the password. Nextcloud Server 24.0.11 and 25.0.5 and Nextcloud Enterprise Server 23.0.12.6, 24.0.11, and 25.0.5 contain a fix for this issue. No known workarounds are available.

Affected Products
Vendor
Nextcloud GmbHnextcloud
Product
security-advisories
Versions
Affected
  • >= 23.0.0, < 23.0.12.6
  • >= 24.0.0, < 24.0.11
  • >= 25.0.0, < 25.0.5
Problem Types
TypeCWE IDDescription
CWECWE-307CWE-307: Improper Restriction of Excessive Authentication Attempts
Type: CWE
CWE ID: CWE-307
Description: CWE-307: Improper Restriction of Excessive Authentication Attempts
Metrics
VersionBase scoreBase severityVector
3.13.1LOW
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Version: 3.1
Base score: 3.1
Base severity: LOW
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-r5wf-xj97-3w7w
x_refsource_CONFIRM
https://github.com/nextcloud/server/pull/35057
x_refsource_MISC
https://hackerone.com/reports/1894653
x_refsource_MISC
Hyperlink: https://github.com/nextcloud/security-advisories/security/advisories/GHSA-r5wf-xj97-3w7w
Resource:
x_refsource_CONFIRM
Hyperlink: https://github.com/nextcloud/server/pull/35057
Resource:
x_refsource_MISC
Hyperlink: https://hackerone.com/reports/1894653
Resource:
x_refsource_MISC
▼Authorized Data Publishers (ADP)
1. 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://github.com/nextcloud/security-advisories/security/advisories/GHSA-r5wf-xj97-3w7w
x_refsource_CONFIRM
x_transferred
https://github.com/nextcloud/server/pull/35057
x_refsource_MISC
x_transferred
https://hackerone.com/reports/1894653
x_refsource_MISC
x_transferred
Hyperlink: https://github.com/nextcloud/security-advisories/security/advisories/GHSA-r5wf-xj97-3w7w
Resource:
x_refsource_CONFIRM
x_transferred
Hyperlink: https://github.com/nextcloud/server/pull/35057
Resource:
x_refsource_MISC
x_transferred
Hyperlink: https://hackerone.com/reports/1894653
Resource:
x_refsource_MISC
x_transferred
2. CISA ADP Vulnrichment
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
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:security-advisories@github.com
Published At:25 Apr, 2023 | 17:15
Updated At:04 May, 2023 | 19:19

Nextcloud Server is the file server software for Nextcloud, a self-hosted productivity platform. In Nextcloud Server 24.0.0 prior to 24.0.11 and 25.0.0 prior to 25.0.5; as well as Nextcloud Server Enterprise 23.0.0 prior to 23.0.12.6, 24.0.0 prior to 24.0.11, and 25.0.0 prior to 25.0.5; an attacker is not restricted in verifying passwords of share links so they can just start brute forcing the password. Nextcloud Server 24.0.11 and 25.0.5 and Nextcloud Enterprise Server 23.0.12.6, 24.0.11, and 25.0.5 contain a fix for this issue. No known workarounds are available.

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
Primary3.17.5HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Secondary3.13.1LOW
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
Type: Primary
Version: 3.1
Base score: 7.5
Base severity: HIGH
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Type: Secondary
Version: 3.1
Base score: 3.1
Base severity: LOW
Vector:
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N
CPE Matches
Nextcloud GmbH
nextcloud
>>nextcloud_server>>Versions from 23.0.0(inclusive) to 23.0.12.6(exclusive)
cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*
Nextcloud GmbH
nextcloud
>>nextcloud_server>>Versions from 24.0.0(inclusive) to 24.0.11(exclusive)
cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:-:*:*:*
Nextcloud GmbH
nextcloud
>>nextcloud_server>>Versions from 24.0.0(inclusive) to 24.0.11(exclusive)
cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*
Nextcloud GmbH
nextcloud
>>nextcloud_server>>Versions from 25.0.0(inclusive) to 25.0.5(exclusive)
cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:-:*:*:*
Nextcloud GmbH
nextcloud
>>nextcloud_server>>Versions from 25.0.0(inclusive) to 25.0.5(exclusive)
cpe:2.3:a:nextcloud:nextcloud_server:*:*:*:*:enterprise:*:*:*
Weaknesses
CWE IDTypeSource
CWE-307Primarysecurity-advisories@github.com
CWE ID: CWE-307
Type: Primary
Source: security-advisories@github.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-r5wf-xj97-3w7wsecurity-advisories@github.com
Vendor Advisory
https://github.com/nextcloud/server/pull/35057security-advisories@github.com
Issue Tracking
Patch
https://hackerone.com/reports/1894653security-advisories@github.com
Exploit
Issue Tracking
Third Party Advisory
Hyperlink: https://github.com/nextcloud/security-advisories/security/advisories/GHSA-r5wf-xj97-3w7w
Source: security-advisories@github.com
Resource:
Vendor Advisory
Hyperlink: https://github.com/nextcloud/server/pull/35057
Source: security-advisories@github.com
Resource:
Issue Tracking
Patch
Hyperlink: https://hackerone.com/reports/1894653
Source: security-advisories@github.com
Resource:
Exploit
Issue Tracking
Third Party Advisory

Change History

0
Information is not available yet

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