CVE-2019-9210 : What You Need to Know

AdvanceCOMP version 2.1 is affected by a security issue in the png_compress function, leading to an integer overflow and heap-based buffer over-read.

Understanding CVE-2019-9210

What is CVE-2019-9210?

In AdvanceCOMP 2.1, an integer overflow occurs in the png_compress function within the advpng utility, resulting in a buffer overflow vulnerability.

The Impact of CVE-2019-9210

The vulnerability allows attackers to trigger a memcpy operation on an insufficiently sized buffer, leading to potential heap-based buffer over-read.

Technical Details of CVE-2019-9210

Vulnerability Description

The security issue in AdvanceCOMP 2.1 triggers an integer overflow when encountering an invalid PNG size, causing a buffer overflow and heap-based buffer over-read.

Affected Systems and Versions

Product: n/a
Vendor: n/a
Version: 2.1

Exploitation Mechanism

The vulnerability is exploited by manipulating PNG files to trigger the integer overflow, leading to the buffer overflow and subsequent heap-based buffer over-read.

Mitigation and Prevention

Immediate Steps to Take

Update AdvanceCOMP to the latest version to patch the vulnerability.
Avoid opening untrusted PNG files to mitigate potential exploitation.

Long-Term Security Practices

Regularly update software and libraries to address security vulnerabilities.
Implement secure coding practices to prevent buffer overflows and memory corruption.

Patching and Updates

Apply security updates provided by the software vendor to address the vulnerability.