SB2021021830 - Improper access control in Opencast
Published: February 18, 2021 Updated: April 23, 2026
Security Bulletin ID
SB2021021830
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper access control (CVE-ID: CVE-2021-21318)
The vulnerability allows a remote user to disclose sensitive information.
The vulnerability exists due to improper access control in search-service-impl when removing an event from a published series. A remote user can remove an episode to disclose sensitive information.
The issue can leave series metadata accessible with broader access rules than those of the remaining events, or keep series metadata available after all episodes in the series have been removed.
Remediation
Install update from vendor's website.