SB2021111602 - Denial of service in Cloud Foundry Cloud Controller (CAPI)
Published: November 16, 2021
Security Bulletin ID
SB2021111602
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) Resource exhaustion (CVE-ID: CVE-2021-22101)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion by using REST HTTP requests with label_selectors on multiple V3 endpoints by generating an enormous SQL query.
Remediation
Install update from vendor's website.