CVE-2021-26912 : Vulnerability Insights and Analysis

NetMotion Mobility before 11.73 and 12.x before 12.02 is impacted by CVE-2021-26912, allowing unauthenticated remote attackers to execute arbitrary code as SYSTEM through Java deserialization in SupportRpcServlet.

Understanding CVE-2021-26912

This CVE identifies a security vulnerability in NetMotion Mobility versions before 11.73 and 12.x before 12.02 that could lead to remote code execution.

What is CVE-2021-26912?

CVE-2021-26912 is a vulnerability that enables attackers to run arbitrary code as SYSTEM without authentication on affected NetMotion Mobility versions due to a flaw in Java deserialization within SupportRpcServlet.

The Impact of CVE-2021-26912

The impact of this vulnerability is critical, as it allows remote threat actors to execute malicious code on the target system without needing authentication, potentially leading to further compromise or system manipulation.

Technical Details of CVE-2021-26912

NetMotion Mobility versions prior to 11.73 and 12.x before 12.02 are susceptible to an exploit involving Java deserialization within SupportRpcServlet.

Vulnerability Description

The vulnerability arises from improper input validation, allowing unauthenticated attackers to exploit Java deserialization to execute code as SYSTEM remotely.

Affected Systems and Versions

NetMotion Mobility instances running versions earlier than 11.73 and 12.x before 12.02 are impacted by CVE-2021-26912.

Exploitation Mechanism

Exploitation involves sending crafted requests to the SupportRpcServlet, triggering the Java deserialization flaw and enabling remote code execution.

Mitigation and Prevention

It is crucial for organizations using NetMotion Mobility to take immediate action to mitigate the risks posed by CVE-2021-26912.

Immediate Steps to Take

Update NetMotion Mobility to versions 11.73 or 12.02, which contain patches addressing the vulnerability.
Implement network segmentation to limit exposure of vulnerable systems to untrusted networks.
Monitor network traffic for any suspicious activity that could indicate exploitation attempts.

Long-Term Security Practices

Regularly update and patch NetMotion Mobility to ensure protection against known vulnerabilities.
Conduct security assessments and penetration testing to identify and address weaknesses in the deployment.
Educate users on security best practices to prevent successful attacks through social engineering or phishing attempts.

Patching and Updates

NetMotion Software has released patches in versions 11.73 and 12.02 to remediate CVE-2021-26912. Organizations are advised to promptly apply these updates to secure their environments from potential exploitation.