CVE-2019-10152 : Vulnerability Insights and Analysis

A path traversal vulnerability in Podman versions prior to 1.4.0 allows attackers to manipulate host filesystem files through compromised containers.

Understanding CVE-2019-10152

A flaw in Podman's symlink handling leads to a path traversal vulnerability, enabling unauthorized access to host system files.

What is CVE-2019-10152?

The vulnerability in Podman versions before 1.4.0 allows attackers to control compromised containers and modify host system files during file transfers.

The Impact of CVE-2019-10152

CVSS Score: 7.5 (High)
Attack Vector: Local
Attack Complexity: High
Privileges Required: Low
User Interaction: Required
Scope: Changed
Confidentiality, Integrity, and Availability Impact: High

Technical Details of CVE-2019-10152

Podman's vulnerability details and affected systems.

Vulnerability Description

The flaw in symlink handling within Podman containers permits attackers to read/write arbitrary host filesystem files during file transfers.

Affected Systems and Versions

Affected Product: Podman
Vendor: Podman
Vulnerable Versions: Versions earlier than 1.4.0

Exploitation Mechanism

Attackers with control over compromised containers exploit the vulnerability by manipulating files during file transfers to/from the container.

Mitigation and Prevention

Steps to mitigate and prevent exploitation of CVE-2019-10152.

Immediate Steps to Take

Update Podman to version 1.4.0 or later to fix the vulnerability.
Avoid copying files to/from compromised containers.

Long-Term Security Practices

Regularly update Podman and other container-related software.
Implement container security best practices to prevent unauthorized access.

Patching and Updates

Apply patches promptly to address known vulnerabilities in container software.