CVE-2019-10131 Explained : Impact and Mitigation

A vulnerability, known as off-by-one read, has been found in ImageMagick prior to version 7.0.7-28. An attacker with local access could exploit this weakness to read data beyond the designated buffer limits or cause a program crash.

Understanding CVE-2019-10131

This CVE involves an off-by-one read vulnerability in ImageMagick before version 7.0.7-28.

What is CVE-2019-10131?

The vulnerability exists in the formatIPTCfromBuffer function within the file coders/meta.c of ImageMagick.
An attacker with local access could read data beyond buffer limits or crash the program.

The Impact of CVE-2019-10131

CVSS Base Score: 6.5 (Medium)
Attack Vector: Network
Attack Complexity: Low
Confidentiality Impact: Low
Integrity Impact: None
Availability Impact: Low
Privileges Required: None
User Interaction: None
Scope: Unchanged

Technical Details of CVE-2019-10131

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability is classified as CWE-193.
It allows an attacker to read beyond buffer limits or crash the program.

Affected Systems and Versions

Affected Product: ImageMagick
Vendor: ImageMagick
Vulnerable Versions: Versions prior to 7.0.7-28

Exploitation Mechanism

The vulnerability can be exploited by a local attacker to read data beyond buffer limits or crash the program.

Mitigation and Prevention

Protecting systems from CVE-2019-10131 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update ImageMagick to version 7.0.7-28 or later.
Monitor for any unusual activities on the system.

Long-Term Security Practices

Regularly update software and apply security patches.
Implement the principle of least privilege to restrict access.

Patching and Updates

Ensure all software components are up to date to prevent exploitation of known vulnerabilities.