SB2021060413 - Denial of service in Nextcloud End-to-End Encryption
Published: June 4, 2021
Security Bulletin ID
SB2021060413
CSH 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 vulnerability.
1) Improper access control (CVE-ID: CVE-2021-22906)
The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.
The vulnerability exists due to improper access restrictions. A remote authenticated attacker can lock files of other users and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.