SB2021111711 - Debian update for tomcat9
Published: November 17, 2021
Security Bulletin ID
SB2021111711
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-2021-42340)
The vulnerability allows a remote attacker to perform DoS attack on the target system.The vulnerability exists due memory leak when processing HTTP connections. A remote attacker can initiate multiple HTTP connections with the web server and consume all available memory on the system.
Remediation
Install update from vendor's website.