CVE-2018-10470 : What You Need to Know

Little Snitch versions 4.0 to 4.0.6 have a vulnerability that could be exploited by attackers to manipulate code signatures.

Understanding CVE-2018-10470

This CVE involves improper verification of cryptographic signatures in Little Snitch software.

What is CVE-2018-10470?

The vulnerability in versions 4.0 to 4.0.6 of Little Snitch allows attackers to create manipulated fat binaries, leading to confusion about code signature validity.

The Impact of CVE-2018-10470

Attackers can craft binaries to make Little Snitch misinterpret code signatures.
Users may doubt the authenticity of code signatures, potentially compromising system security.

Technical Details of CVE-2018-10470

Little Snitch vulnerability details and affected systems.

Vulnerability Description

Little Snitch 4.0 - 4.0.6 uses SecStaticCodeCheckValidityWithErrors() without proper flag validation.
Attackers can create manipulated fat binaries with multiple architectures.
This manipulation causes Little Snitch to misinterpret code signatures.

Affected Systems and Versions

Product: Little Snitch
Vendor: Objective Development Software GmbH
Versions: 4.0 - 4.0.6

Exploitation Mechanism

Attackers exploit the lack of proper flag validation in Little Snitch to manipulate code signatures.

Mitigation and Prevention

Protecting systems from CVE-2018-10470.

Immediate Steps to Take

Update Little Snitch to the latest version to patch the vulnerability.
Be cautious when running processes with potential code signature issues.

Long-Term Security Practices

Regularly update software to ensure the latest security patches are applied.
Implement code signing best practices to prevent similar vulnerabilities.

Patching and Updates

Objective Development Software GmbH may release patches to address the vulnerability.