CVE-2021-35578 : Security Advisory and Response
Learn about CVE-2021-35578 affecting Java SE versions 8u301, 11.0.12, and 17, along with Oracle GraalVM Enterprise Edition versions 20.3.3 and 21.2.0. This vulnerability allows unauthenticated attackers to compromise systems through TLS.
A vulnerability in the Java SE and Oracle GraalVM Enterprise Edition products of Oracle Java SE that allows unauthorized attackers to compromise the systems is discussed here.
Understanding CVE-2021-35578
This section delves into the details of the CVE-2021-35578 vulnerability and its implications.
What is CVE-2021-35578?
The vulnerability affects Java SE versions 8u301, 11.0.12, and 17, as well as Oracle GraalVM Enterprise Edition versions 20.3.3 and 21.2.0. It allows unauthenticated attackers to exploit the JSSE component through TLS, potentially leading to a partial denial of service.
The Impact of CVE-2021-35578
Successful exploitation of this vulnerability can result in unauthorized users causing a partial denial of service within Java SE and Oracle GraalVM Enterprise Edition. Attackers can compromise systems via network access.
Technical Details of CVE-2021-35578
This section outlines the technical aspects of the CVE-2021-35578 vulnerability.
Vulnerability Description
The vulnerability in Oracle Java SE products enables unauthenticated attackers to exploit the JSSE component through TLS, potentially leading to a partial denial of service.
Affected Systems and Versions
Java SE versions 8u301, 11.0.12, and 17, along with Oracle GraalVM Enterprise Edition versions 20.3.3 and 21.2.0, are impacted by this vulnerability.
Exploitation Mechanism
The vulnerability can be exploited by supplying data to APIs in the specified component without using Untrusted Java Web Start applications or Untrusted Java applets.
Mitigation and Prevention
In this section, mitigation strategies and preventive measures for CVE-2021-35578 are discussed.
Immediate Steps to Take
Organizations are advised to apply the latest security patches provided by Oracle to address this vulnerability. It's crucial to regularly update Java SE and Oracle GraalVM Enterprise Edition to protect against potential attacks.
Long-Term Security Practices
Implementing secure coding practices and network security measures can help reduce the risk of exploitation. Companies should also consider restricting network access to vulnerable systems.
Patching and Updates
Regularly check for security bulletins and updates from Oracle to stay informed about the latest patches and releases that address CVE-2021-35578.