CVE-2020-17360 : What You Need to Know

An issue was discovered in ReadyTalk Avian 1.2.0 that leads to an out-of-bounds memory read/write due to an integer overflow in the vm::arrayCopy method.

Understanding CVE-2020-17360

This CVE identifies a vulnerability in ReadyTalk Avian 1.2.0 that allows for out-of-bounds memory read/write due to an integer overflow in the vm::arrayCopy method.

What is CVE-2020-17360?

The vm::arrayCopy method in ReadyTalk Avian 1.2.0 has boundary checks to prevent out-of-bounds memory read/write. However, an integer overflow in two of these checks allows bypassing the security measures, leading to out-of-bounds read/write.

The Impact of CVE-2020-17360

This vulnerability affects products that are no longer supported by the maintainer, potentially exposing them to security risks due to unauthorized memory access.

Technical Details of CVE-2020-17360

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The issue in ReadyTalk Avian 1.2.0 arises from an integer overflow in the vm::arrayCopy method, enabling out-of-bounds memory read/write.

Affected Systems and Versions

Product: n/a
Vendor: n/a
Version: 1.2.0 (affected)

Exploitation Mechanism

The integer overflow in the boundary checks of the vm::arrayCopy method allows attackers to bypass security measures and perform out-of-bounds memory read/write.

Mitigation and Prevention

Protecting systems from CVE-2020-17360 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable or restrict access to affected products that are no longer supported.
Monitor for any unusual activities that could indicate exploitation of the vulnerability.

Long-Term Security Practices

Regularly update and patch software to prevent known vulnerabilities.
Implement strong access controls and authentication mechanisms to reduce the risk of unauthorized access.
Conduct regular security assessments and audits to identify and address potential security gaps.

Patching and Updates

Check for any available patches or updates from the maintainer to address the vulnerability in ReadyTalk Avian 1.2.0.