CVE-2020-18428 : Security Advisory and Response

Tinyexr commit 0.9.5 was found to have an array index error in the tinyexr::SaveEXR component, potentially leading to a denial of service (DOS).

Understanding CVE-2020-18428

This CVE involves a vulnerability in the tinyexr library that could be exploited for a DOS attack.

What is CVE-2020-18428?

The CVE-2020-18428 vulnerability is a result of an array index error in the tinyexr::SaveEXR component, which could be abused by attackers to cause a denial of service.

The Impact of CVE-2020-18428

The vulnerability could allow malicious actors to crash applications or systems using the affected tinyexr library, leading to a denial of service condition.

Technical Details of CVE-2020-18428

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability stems from an array index error in the tinyexr::SaveEXR component, which could be exploited for a denial of service attack.

Affected Systems and Versions

Product: Not applicable
Vendor: Not applicable
Version: Not applicable

Exploitation Mechanism

The vulnerability can be exploited by crafting a malicious input that triggers the array index error in the tinyexr::SaveEXR component, causing a denial of service.

Mitigation and Prevention

Protecting systems from CVE-2020-18428 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the tinyexr library to a patched version, if available.
Monitor for any unusual system behavior that could indicate a DOS attack.

Long-Term Security Practices

Regularly update software libraries and components to mitigate known vulnerabilities.
Implement input validation mechanisms to prevent array index errors and other common vulnerabilities.

Patching and Updates

Ensure timely application of patches and updates provided by the tinyexr library maintainers to address the array index error and prevent potential DOS attacks.