CVE-2020-27868 : Security Advisory and Response

A critical vulnerability in Qognify Ocularis 5.9.0.395 allows remote attackers to execute arbitrary code without authentication, posing a significant risk to affected systems.

Understanding CVE-2020-27868

This CVE identifies a flaw in the handling of serialized objects in Qognify Ocularis 5.9.0.395, enabling attackers to exploit the lack of data validation and execute code remotely.

What is CVE-2020-27868?

Remote code execution vulnerability in Qognify Ocularis 5.9.0.395
No authentication required for exploitation
Vulnerability lies in the handling of serialized objects at the EventCoordinator endpoint

The Impact of CVE-2020-27868

The severity of this vulnerability is rated as critical with a CVSS base score of 9.8, indicating a high impact on confidentiality, integrity, and availability of affected systems.

Technical Details of CVE-2020-27868

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

Allows remote attackers to execute arbitrary code
Lack of proper validation of user-supplied data
Enables deserialization of untrusted data
Attackers can execute code in the context of SYSTEM

Affected Systems and Versions

Product: Qognify Ocularis
Version: 5.9.0.395

Exploitation Mechanism

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

Mitigation and Prevention

Protecting systems from CVE-2020-27868 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply vendor-supplied patches promptly
Implement network segmentation to limit exposure
Monitor for any suspicious activities

Long-Term Security Practices

Conduct regular security assessments and audits
Educate users on safe computing practices
Keep systems and software updated

Patching and Updates

Refer to vendor resources for patch availability
Regularly check for security updates and apply them promptly