CVE-2019-6682 : Vulnerability Insights and Analysis
Learn about CVE-2019-6682, a vulnerability in F5's BIG-IP ASM system causing excessive resource consumption when processing specific HTTP responses, potentially leading to a DoS condition.
In versions 15.0.0-15.0.1.1, 14.0.0-14.1.2.2, 13.1.0-13.1.3.1, 12.1.0-12.1.5, and 11.5.2-11.6.5.1 of the BIG-IP ASM system, there is a vulnerability that may lead to excessive resource consumption under specific conditions.
Understanding CVE-2019-6682
This CVE identifies a potential Denial of Service (DoS) risk in F5's BIG-IP ASM system.
What is CVE-2019-6682?
This CVE highlights the issue of excessive resource usage in the BIG-IP ASM system when processing certain HTTP responses from the origin web server.
The Impact of CVE-2019-6682
The vulnerability can result in a Denial of Service (DoS) condition due to the excessive resource consumption, particularly affecting systems with limited resources and specific security policy configurations.
Technical Details of CVE-2019-6682
This section provides more in-depth technical insights into the vulnerability.
Vulnerability Description
The vulnerability in the BIG-IP ASM system can cause excessive resource consumption when handling specific types of HTTP responses from the origin web server.
Affected Systems and Versions
The following versions of the BIG-IP ASM system are impacted:
- 15.0.0-15.0.1.1
- 14.0.0-14.1.2.2
- 13.1.0-13.1.3.1
- 12.1.0-12.1.5
- 11.5.2-11.6.5.1
Exploitation Mechanism
The vulnerability is triggered when processing certain types of HTTP responses from the origin web server, particularly in systems with limited resources and specific security policy configurations.
Mitigation and Prevention
To address CVE-2019-6682, the following steps are recommended:
Immediate Steps to Take
- Apply patches provided by F5 promptly.
- Monitor system resources for any unusual spikes in resource consumption.
- Review and adjust security policies to minimize the risk of resource exhaustion.
Long-Term Security Practices
- Regularly update and patch the BIG-IP ASM system to mitigate known vulnerabilities.
- Implement network and system monitoring to detect abnormal resource usage patterns.
Patching and Updates
F5 has released patches to address the vulnerability. Ensure timely application of these patches to secure the system.