CVE-2017-12445 : What You Need to Know

CVE-2017-12445 was published on August 17, 2017, and affects the minidjvu 0.8 software. The vulnerability can be exploited through a crafted djvu file, leading to a denial of service by causing an application crash and invalid memory read.

Understanding CVE-2017-12445

This section provides insights into the nature and impact of the CVE-2017-12445 vulnerability.

What is CVE-2017-12445?

The vulnerability in the JB2BitmapCoder::code_row_by_refinement function in minidjvu 0.8 allows attackers to trigger a denial of service by exploiting a specially crafted djvu file.

The Impact of CVE-2017-12445

The vulnerability can result in a denial of service condition, causing the application to crash and leading to an invalid memory read.

Technical Details of CVE-2017-12445

Explore the technical aspects of the CVE-2017-12445 vulnerability.

Vulnerability Description

The JB2BitmapCoder::code_row_by_refinement function in jb2/bmpcoder.cpp in minidjvu 0.8 is susceptible to a denial of service attack through a malicious djvu file.

Affected Systems and Versions

Product: minidjvu 0.8
Vendor: N/A
Version: N/A

Exploitation Mechanism

The vulnerability can be exploited by an attacker through a specially crafted djvu file, triggering the JB2BitmapCoder::code_row_by_refinement function and causing a denial of service.

Mitigation and Prevention

Learn how to mitigate the risks associated with CVE-2017-12445.

Immediate Steps to Take

Avoid opening or accessing untrusted djvu files.
Consider using alternative software until a patch is available.

Long-Term Security Practices

Regularly update software to the latest versions.
Implement network security measures to detect and block malicious files.

Patching and Updates

Check for patches or updates from the software vendor to address the vulnerability.