CVE-2019-11862 : Vulnerability Insights and Analysis

ALEOS SSH service allows traffic proxying on versions prior to 4.12.0, 4.9.5, and 4.4.9.

Understanding CVE-2019-11862

This CVE involves a vulnerability in the SSH service of ALEOS versions.

What is CVE-2019-11862?

The SSH service on ALEOS versions before 4.12.0, 4.9.5, and 4.4.9 permits traffic proxying.

The Impact of CVE-2019-11862

The vulnerability has a CVSS base score of 8.1, indicating a high severity level with significant impacts on confidentiality, integrity, and availability.

Technical Details of CVE-2019-11862

This section covers specific technical aspects of the CVE.

Vulnerability Description

The SSH service on ALEOS versions prior to 4.12.0, 4.9.5, and 4.4.9 allows traffic proxying, posing a security risk.

Affected Systems and Versions

ALEOS versions before 4.12.0
ALEOS versions before 4.9.5
ALEOS versions before 4.4.9

Exploitation Mechanism

Attack Complexity: High
Attack Vector: Network
Privileges Required: None
User Interaction: None
Scope: Unchanged

Mitigation and Prevention

Protect systems from the CVE-2019-11862 vulnerability.

Immediate Steps to Take

Update ALEOS to versions 4.12.0, 4.9.5, or 4.4.9 to mitigate the vulnerability.
Monitor network traffic for any signs of unauthorized proxying.

Long-Term Security Practices

Regularly update and patch ALEOS to prevent security vulnerabilities.
Implement network segmentation to limit the impact of potential breaches.

Patching and Updates

Apply security patches provided by the vendor promptly to address known vulnerabilities.