CVE-2020-29495 : What You Need to Know

DELL EMC Avamar Server, versions 19.1, 19.2, 19.3, contain an OS Command Injection Vulnerability in Fitness Analyzer. A remote unauthenticated attacker could potentially exploit this vulnerability, leading to the execution of arbitrary OS commands on the application's underlying OS with high privileges. This vulnerability is considered critical as it can be leveraged to completely compromise the vulnerable application as well as the underlying operating system. Dell recommends customers to upgrade at the earliest opportunity.

Understanding CVE-2020-29495

This CVE involves a critical OS Command Injection Vulnerability in Dell EMC Avamar Server versions 19.1, 19.2, 19.3, which could allow remote attackers to execute arbitrary OS commands with high privileges.

What is CVE-2020-29495?

CVE-2020-29495 is an OS Command Injection Vulnerability found in Dell EMC Avamar Server versions 19.1, 19.2, 19.3, specifically in Fitness Analyzer. It poses a severe risk as attackers can execute unauthorized OS commands remotely.

The Impact of CVE-2020-29495

Base Score: 10 (Critical)
Attack Vector: Network
Attack Complexity: Low
Privileges Required: None
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High
Scope: Changed
This vulnerability can lead to complete compromise of the application and underlying OS.

Technical Details of CVE-2020-29495

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows remote unauthenticated attackers to execute arbitrary OS commands on the affected system with elevated privileges.

Affected Systems and Versions

Affected Product: Avamar
Vendor: Dell
Versions: HF 19.1, 19.2, 19.3 (unspecified)

Exploitation Mechanism

Attackers can exploit this vulnerability remotely without requiring any user interaction, potentially leading to the execution of unauthorized OS commands.

Mitigation and Prevention

To address CVE-2020-29495, follow these mitigation steps:

Immediate Steps to Take

Upgrade Dell EMC Avamar Server to a patched version.
Implement network security measures to restrict unauthorized access.

Long-Term Security Practices

Regularly update and patch software to prevent vulnerabilities.
Conduct security assessments and penetration testing to identify and address weaknesses.

Patching and Updates

Apply the security update provided by Dell to fix the OS Command Injection Vulnerability in Avamar Server.