CVE-2019-5144 : Exploit Details and Defense Strategies

Kakadu Software SDK 7.10.2 for Windows has a vulnerability that allows a heap underflow, potentially leading to remote code execution.

Understanding CVE-2019-5144

This CVE involves a specific function in Kakadu Software SDK 7.10.2 that can be exploited to trigger a heap underflow.

What is CVE-2019-5144?

The derive_taps_and_gains function in kdu_v7ar.dll of Kakadu Software SDK 7.10.2 contains a vulnerability that can be exploited to cause a heap underflow. This can be triggered by a maliciously crafted jp2 file, potentially leading to remote code execution.

The Impact of CVE-2019-5144

CVSS Base Score: 8.1 (High)
Attack Vector: Network
Attack Complexity: High
Confidentiality, Integrity, and Availability Impact: High
This vulnerability does not require privileges for exploitation and does not involve user interaction.

Technical Details of CVE-2019-5144

The technical aspects of the vulnerability in Kakadu Software SDK 7.10.2.

Vulnerability Description

An exploitable heap underflow vulnerability exists in the derive_taps_and_gains function in kdu_v7ar.dll of Kakadu Software SDK 7.10.2. A specially crafted jp2 file can cause a heap overflow, leading to remote code execution.

Affected Systems and Versions

Affected Product: Kakadu Software
Affected Version: SDK 7.10.2 - Windows

Exploitation Mechanism

Attackers can exploit this vulnerability by providing a corrupted jp2 file to the target victim.

Mitigation and Prevention

Steps to mitigate and prevent the exploitation of CVE-2019-5144.

Immediate Steps to Take

Update Kakadu Software SDK to a patched version that addresses the heap underflow vulnerability.
Avoid opening or processing untrusted jp2 files.

Long-Term Security Practices

Regularly update software and apply security patches promptly.
Implement network security measures to detect and block malicious files.

Patching and Updates

Check for security advisories from Kakadu Software and apply recommended patches to fix the vulnerability.