CVE-2020-2570 : What You Need to Know
Learn about CVE-2020-2570, a vulnerability in the MySQL Client product of Oracle MySQL, allowing unauthenticated attackers to compromise the client, potentially leading to a denial of service (DOS) attack. Find out the impacted systems, versions, and mitigation steps.
A vulnerability in the MySQL Client product of Oracle MySQL allows an unauthenticated attacker to compromise the client, potentially leading to a denial of service (DOS) attack.
Understanding CVE-2020-2570
This CVE involves a vulnerability in the MySQL Client product of Oracle MySQL, affecting versions 5.7.28 and prior, as well as 8.0.18 and prior.
What is CVE-2020-2570?
CVE-2020-2570 is a difficult-to-exploit vulnerability that enables an unauthenticated attacker with network access to compromise the MySQL Client. Successful exploitation can result in unauthorized actions that may cause the client to hang or crash, leading to a denial of service.
The Impact of CVE-2020-2570
The vulnerability has a CVSS 3.0 Base Score of 5.9, with a focus on availability impacts. An attacker can exploit this vulnerability via multiple protocols, potentially causing a complete DOS of the MySQL Client.
Technical Details of CVE-2020-2570
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability in the MySQL Client product of Oracle MySQL allows unauthenticated attackers to compromise the client, leading to potential DOS attacks.
Affected Systems and Versions
- Product: MySQL Server
- Vendor: Oracle Corporation
- Affected Versions: 5.7.28 and prior, 8.0.18 and prior
Exploitation Mechanism
- Attack Complexity: High
- Attack Vector: Network
- Privileges Required: None
- User Interaction: None
- Scope: Unchanged
- Confidentiality Impact: None
- Integrity Impact: None
- Availability Impact: High
Mitigation and Prevention
Protecting systems from CVE-2020-2570 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by Oracle promptly.
- Monitor Oracle's security alerts for updates and advisories.
Long-Term Security Practices
- Implement network segmentation to limit access to critical systems.
- Regularly update and patch MySQL Server to address known vulnerabilities.
Patching and Updates
Regularly check for updates and security patches from Oracle to mitigate the risk of exploitation.