CVE-2022-25051 Explained : Impact and Mitigation

An Off-by-one Error in cmr113_decode of rtl_433 21.12 could allow an attacker to execute arbitrary code by exploiting a crafted file.

Understanding CVE-2022-25051

This CVE highlights a vulnerability in rtl_433 version 21.12 due to an Off-by-one Error in cmr113_decode.

What is CVE-2022-25051?

CVE-2022-25051 is a security vulnerability in rtl_433 21.12 that arises from mishandling certain files, potentially leading to arbitrary code execution.

The Impact of CVE-2022-25051

The exploitation of this vulnerability could result in a malicious actor executing arbitrary code on the target system, compromising its integrity and confidentiality.

Technical Details of CVE-2022-25051

This section provides more in-depth insights into the vulnerability.

Vulnerability Description

An Off-by-one Error occurs in cmr113_decode of rtl_433 21.12 when decoding a crafted file, potentially allowing an attacker to trigger arbitrary code execution.

Affected Systems and Versions

The vulnerability affects rtl_433 version 21.12.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a specific file to trigger the Off-by-one Error in cmr113_decode and potentially execute malicious code.

Mitigation and Prevention

To safeguard systems from CVE-2022-25051, immediate action and long-term security measures are essential.

Immediate Steps to Take

Update rtl_433 to a patched version or apply security fixes promptly.
Avoid opening files from untrusted or unknown sources to mitigate risks.

Long-Term Security Practices

Implement robust input validation mechanisms in the code to prevent buffer overflows.
Conduct regular security audits and code reviews to identify and address vulnerabilities promptly.

Patching and Updates

Stay informed about security advisories and patches released by rtl_433's maintainers to protect systems from known vulnerabilities.