Executive Summary

Informations
Name CVE-2023-39959 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:N/UI:N/S:U/C:L/I:N/A:N
Overall CVSS Score 5.3
Base Score 5.3 Environmental Score 5.3
impact SubScore 1.4 Temporal Score 5.3
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact Low
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 25.0.0 and prior to versions 25.0.9, 26.0.4, and 27.0.1, unauthenticated users could send a DAV request which reveals whether a calendar or an address book with the given identifier exists for the victim. Nextcloud Server versions 25.0.9, 26.0.4, and 27.0.1 and Nextcloud Enterprise Server versions 25.0.9, 26.0.4, 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-2023-39959

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/security-advisories/security/advisories/GHSA-g97...
https://github.com/nextcloud/server/pull/38747
https://hackerone.com/reports/1832126

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
2023-08-16 21:27:19
  • Multiple Updates
2023-08-11 09:27:20
  • Multiple Updates
2023-08-11 05:27:23
  • First insertion