CVE-2021-35556 Explained : Impact and Mitigation
Learn about CVE-2021-35556 affecting Java SE JDK and JRE versions, allowing unauthorized attackers to cause a partial denial of service. Find out the impact, affected systems, and mitigation steps.
A vulnerability has been identified in Java SE JDK and JRE products by Oracle Corporation, affecting several versions including Java SE 7u311, 8u301, 11.0.12, 17, Oracle GraalVM Enterprise Edition 20.3.3, and 21.2.0.
Understanding CVE-2021-35556
This CVE involves a vulnerability in the Java SE and Oracle GraalVM Enterprise Edition, allowing an unauthenticated attacker to compromise these systems.
What is CVE-2021-35556?
The vulnerability in Oracle Java SE allows unauthorized attackers to cause a partial denial of service, impacting the availability of the affected systems.
The Impact of CVE-2021-35556
Successful exploitation of this vulnerability can lead to unauthorized attackers compromising Java SE and Oracle GraalVM Enterprise Edition, causing partial denial of service.
Technical Details of CVE-2021-35556
The vulnerability is easily exploitable, granting attackers with network access via multiple protocols the ability to compromise the affected Java SE and Oracle GraalVM Enterprise Edition.
Vulnerability Description
The flaw allows unauthenticated attackers to exploit the affected products, potentially resulting in a partial denial of service.
Affected Systems and Versions
Java SE versions 7u311, 8u301, 11.0.12, 17, Oracle GraalVM Enterprise Edition 20.3.3, and 21.2.0 are impacted by this vulnerability.
Exploitation Mechanism
The vulnerability can be exploited by attackers with network access through various protocols, compromising the security of Java SE and Oracle GraalVM Enterprise Edition.
Mitigation and Prevention
To address CVE-2021-35556, immediate actions and long-term security practices should be implemented.
Immediate Steps to Take
Organizations using the affected versions should apply relevant patches and monitor for any unauthorized access attempts.
Long-Term Security Practices
Regular security audits, updates, and user awareness training are essential for maintaining a secure environment.
Patching and Updates
Ensure timely installation of security patches released by Oracle Corporation and follow best practices to enhance system security.