CVE-2021-35589 : Exploit Details and Defense Strategies
Discover the impact of CVE-2021-35589, a vulnerability in Oracle Solaris OS 11 allowing high privileged attackers to compromise the system. Learn about mitigation steps and the importance of timely patching.
A vulnerability has been identified in the Oracle Solaris Operating System version 11. This vulnerability exists in the device drivers component and can be exploited by a highly privileged attacker. Successful exploitation could lead to a denial of service (DOS) attack on Oracle Solaris with a CVSS 3.1 Base Score of 6.0.
Understanding CVE-2021-35589
This section delves into the details of the CVE-2021-35589 vulnerability.
What is CVE-2021-35589?
The vulnerability in Oracle Solaris allows a high privileged attacker with system logon access to compromise the system. It poses a risk of causing frequent crashes or hangs in Oracle Solaris, impacting its availability severely.
The Impact of CVE-2021-35589
An attacker exploiting this vulnerability can disrupt the normal operation of Oracle Solaris, leading to a complete denial of service. This can result in unauthorized manipulation of the system, affecting its availability.
Technical Details of CVE-2021-35589
In this section, the technical aspects of CVE-2021-35589 are discussed.
Vulnerability Description
The vulnerability in Oracle Solaris allows attackers to launch denial of service attacks by exploiting device drivers. It has a CVSS 3.1 Base Score of 6.0, indicating a medium severity level.
Affected Systems and Versions
The Oracle Solaris Operating System version 11 is affected by this vulnerability, potentially impacting the system's availability.
Exploitation Mechanism
The vulnerability can be easily exploited by a high privileged attacker with system logon access, enabling them to compromise Oracle Solaris.
Mitigation and Prevention
This section covers the steps to mitigate and prevent the exploitation of CVE-2021-35589.
Immediate Steps to Take
It is crucial to apply patches and updates provided by Oracle to address this vulnerability immediately. Additionally, restrict access to privileged accounts to prevent unauthorized exploitation.
Long-Term Security Practices
Regularly monitor for security updates from Oracle and ensure timely installation to prevent known vulnerabilities from being exploited.
Patching and Updates
Frequent patch management is essential to keep systems secure. Stay informed about the latest security advisories and apply patches promptly to mitigate the risk of vulnerabilities being exploited.