Executive Summary

Informations
Name CVE-2023-39952 First vendor Publication 2023-08-10
Vendor Cve Last vendor Modification 2023-08-16

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Overall CVSS Score 6.5
Base Score 6.5 Environmental Score 6.5
impact SubScore 3.6 Temporal Score 6.5
Exploitabality Sub Score 2.8
 
Attack Vector Network Attack Complexity Low
Privileges Required Low User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact None Availability Impact None
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector :
Cvss Base Score N/A Attack Range N/A
Cvss Impact Score N/A Attack Complexity N/A
Cvss Expoit Score N/A Authentication N/A
Calculate full CVSS 2.0 Vectors scores

Detail

Nextcloud Server provides data storage for Nextcloud, an open source cloud platform. Starting in version 22.0.0 and prior to versions 22.2.10.13, 23.0.12.8, 24.0.12.4, 25.0.8, 26.0.3, and 27.0.1, a user can access files inside a subfolder of a groupfolder accessible to them, even if advanced permissions would block access to the subfolder. Nextcloud Server versions 25.0.8, 26.0.3, and 27.0.1 and Nextcloud Enterprise Server versions 22.2.10.13, 23.0.12.8, 24.0.12.4, 25.0.8, 26.0.3, and 27.0.1 contain a patch for this issue. No known workarounds are available.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-39952

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-284 Access Control (Authorization) Issues

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 35

Sources (Detail)

Source Url
MISC https://github.com/nextcloud/groupfolders/issues/1906
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-cq8...
https://github.com/nextcloud/server/pull/38890
https://hackerone.com/reports/1808079

Alert History

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Date Informations
2024-02-02 02:47:48
  • Multiple Updates
2024-02-01 12:30:50
  • Multiple Updates
2023-09-05 13:42:05
  • Multiple Updates
2023-09-05 01:29:48
  • Multiple Updates
2023-09-02 13:40:11
  • Multiple Updates
2023-09-02 01:30:13
  • Multiple Updates
2023-08-17 00:27:24
  • Multiple Updates
2023-08-10 21:27:19
  • First insertion