CVE-2023-46723 : Security Advisory and Response

This article provides detailed information about CVE-2023-46723, a vulnerability in lte-pic32-writer that may disclose sensitive information.

Understanding CVE-2023-46723

CVE-2023-46723 is a vulnerability in lte-pic32-writer that allows attackers to access sensitive information, including URLs and API keys.

What is CVE-2023-46723?

lte-pic32-writer, specifically in versions <= 0.0.1, exposes sensitive information stored in the

sendto.txt

file, making it accessible to unauthorized users.

The Impact of CVE-2023-46723

This vulnerability has a high severity level with a CVSS base score of 8.9, posing a risk to confidentiality and integrity due to the insertion of sensitive information into an externally accessible file.

Technical Details of CVE-2023-46723

In versions 0.0.1 and earlier, lte-pic32-writer users are at risk of exposing their SNS URLs and API keys to malicious actors due to vulnerabilities in the

sendto.txt

file.

Vulnerability Description

By reading the

sendto.txt

file, attackers can obtain sensitive information such as SNS URLs and API keys, leading to potential exploitation of the system.

Affected Systems and Versions

Vendor

paijp

's product lte-pic32-writer versions <= 0.0.1 are affected by this vulnerability.

Exploitation Mechanism

The vulnerability allows attackers to leverage the exposed

sendto.txt

file to gain unauthorized access to sensitive information, such as SNS URLs and API keys.

Mitigation and Prevention

To mitigate the risks associated with CVE-2023-46723, immediate actions and long-term security practices are recommended.

Immediate Steps to Take

Users are advised to avoid using the

sendto.txt

file or implement measures such as blocking access to

sendto.txt

using

.htaccess

files until a patch is available.

Long-Term Security Practices

Implement secure coding practices, conduct regular security audits, and monitor file permissions to prevent unauthorized disclosure of sensitive information.

Patching and Updates

Vendor

paijp

should prioritize developing a patch to address the vulnerability in lte-pic32-writer versions <= 0.0.1, enhancing the security posture of the software.