SB2023062329 - Improper access control in Nextcloud End-to-End Encryption
Published: June 23, 2023
Security Bulletin ID
SB2023062329
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper access control (CVE-ID: CVE-2023-35173)
The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A remote user can provide an invalid meta data file and make previously dropped files inaccessible.
Remediation
Install update from vendor's website.