CVE-2020-5141 Explained : Impact and Mitigation
Learn about CVE-2020-5141, a SonicOS vulnerability allowing remote attackers to brute force Virtual Assist ticket ID in SSLVPN service. Find mitigation steps here.
A vulnerability in SonicOS allows a remote unauthenticated attacker to brute force Virtual Assist ticket ID in the firewall SSLVPN service. This vulnerability affected SonicOS Gen 5 version 5.9.1.7, 5.9.1.13, Gen 6 version 6.5.4.7, 6.5.1.12, 6.0.5.3, SonicOSv 6.5.4.v, and Gen 7 version SonicOS 7.0.0.0.
Understanding CVE-2020-5141
This CVE identifies a security flaw in SonicOS that could be exploited by attackers to perform brute force attacks on the Virtual Assist ticket ID within the firewall SSLVPN service.
What is CVE-2020-5141?
The vulnerability in SonicOS allows remote unauthenticated attackers to brute force the Virtual Assist ticket ID in the firewall SSLVPN service.
The Impact of CVE-2020-5141
This vulnerability could potentially lead to unauthorized access to the affected systems, compromising their security and confidentiality.
Technical Details of CVE-2020-5141
This section provides more technical insights into the CVE.
Vulnerability Description
The vulnerability in SonicOS enables attackers to brute force the Virtual Assist ticket ID within the firewall SSLVPN service.
Affected Systems and Versions
- Product: SonicOS
- Vendor: SonicWall
- Affected Versions:
- SonicOS 6.5.4.7-79n and earlier
- SonicOS 5.9.1.7-2n and earlier
- SonicOS 5.9.1.13-5n and earlier
- SonicOS 6.5.1.11-4n and earlier
- SonicOS 6.0.5.3-93o and earlier
- SonicOSv 6.5.4.4-44v-21-794 and earlier
- SonicOS 7.0.0.0-1
Exploitation Mechanism
The vulnerability can be exploited by remote unauthenticated attackers to perform brute force attacks on the Virtual Assist ticket ID in the firewall SSLVPN service.
Mitigation and Prevention
Protect your systems from CVE-2020-5141 with the following measures.
Immediate Steps to Take
- Apply the latest security patches provided by SonicWall.
- Monitor network traffic for any suspicious activity.
- Implement strong password policies.
Long-Term Security Practices
- Regularly update and patch your SonicOS systems.
- Conduct security training for employees to raise awareness of potential threats.
Patching and Updates
Ensure timely installation of security updates and patches to mitigate the risk of exploitation.