CVE-2020-8246 Explained : Impact and Mitigation
Learn about CVE-2020-8246 affecting Citrix ADC, Citrix Gateway, and Citrix SDWAN WAN-OP. Find out how to mitigate the denial of service vulnerability and protect your systems.
Citrix ADC and Citrix Gateway 13.0 before 13.0-64.35, Citrix ADC and NetScaler Gateway 12.1 before 12.1-58.15, Citrix ADC 12.1-FIPS before 12.1-55.187, Citrix ADC and NetScaler Gateway 12.0, Citrix ADC and NetScaler Gateway 11.1 before 11.1-65.12, Citrix SD-WAN WANOP 11.2 before 11.2.1a, Citrix SD-WAN WANOP 11.1 before 11.1.2a, Citrix SD-WAN WANOP 11.0 before 11.0.3f, Citrix SD-WAN WANOP 10.2 before 10.2.7b are vulnerable to a denial of service attack originating from the management network.
Understanding CVE-2020-8246
This CVE identifies a denial of service vulnerability affecting various Citrix products.
What is CVE-2020-8246?
It is a vulnerability that allows attackers to launch denial of service attacks from the management network.
The Impact of CVE-2020-8246
The vulnerability can lead to service disruption and potential downtime for affected systems.
Technical Details of CVE-2020-8246
This section provides more technical insights into the CVE.
Vulnerability Description
The vulnerability allows for a denial of service attack originating from the management network.
Affected Systems and Versions
- Citrix ADC and Citrix Gateway 13.0 before 13.0-64.35
- Citrix ADC and NetScaler Gateway 12.1 before 12.1-58.15
- Citrix ADC 12.1-FIPS before 12.1-55.187
- Citrix ADC and NetScaler Gateway 12.0
- Citrix ADC and NetScaler Gateway 11.1 before 11.1-65.12
- Citrix SD-WAN WANOP 11.2 before 11.2.1a
- Citrix SD-WAN WANOP 11.1 before 11.1.2a
- Citrix SD-WAN WANOP 11.0 before 11.0.3f
- Citrix SD-WAN WANOP 10.2 before 10.2.7b
Exploitation Mechanism
The vulnerability can be exploited by attackers to launch denial of service attacks through the management network.
Mitigation and Prevention
Protecting systems from this vulnerability is crucial.
Immediate Steps to Take
- Apply the latest security patches provided by Citrix.
- Implement network segmentation to restrict access to critical systems.
- Monitor network traffic for any suspicious activity.
Long-Term Security Practices
- Regularly update and patch all software and firmware.
- Conduct security assessments and penetration testing to identify vulnerabilities.
- Educate employees on cybersecurity best practices.
Patching and Updates
Ensure that all Citrix products are updated with the latest security patches to mitigate the risk of exploitation.