CVE-2023-48708 : Security Advisory and Response

This article provides detailed information about CVE-2023-48708, a vulnerability related to the insertion of sensitive information into log files in codeigniter4/shield.

Understanding CVE-2023-48708

CVE-2023-48708 pertains to the insertion of sensitive information into log files in the codeigniter4/shield container. This vulnerability has a CVSSv3 base score of 5.0, indicating a medium severity level.

What is CVE-2023-48708?

The vulnerability in codeigniter4/shield allows malicious actors to access raw tokens stored in the log table upon successful login attempts. This can lead to unauthorized access using the obtained raw tokens.

The Impact of CVE-2023-48708

The impact of this vulnerability is high on confidentiality, as sensitive information is exposed. Although the integrity impact is low, privileged access is required for exploitation, making it a serious threat.

Technical Details of CVE-2023-48708

The vulnerability arises from successful login attempts being recorded with raw tokens stored in the log table. This issue affects versions prior to 1.0.0-beta.8 of codeigniter4/shield.

Vulnerability Description

CodeIgniter Shield records successful logins with raw tokens in the log table, potentially exposing sensitive information to unauthorized users.

Affected Systems and Versions

Versions of codeigniter4/shield prior to 1.0.0-beta.8 are affected by this vulnerability, impacting the confidentiality of sensitive data.

Exploitation Mechanism

Malicious actors can exploit this vulnerability by accessing the raw tokens stored in the log table, allowing unauthorized access using stolen sensitive information.

Mitigation and Prevention

To mitigate the CVE-2023-48708 vulnerability, immediate action is required to prevent unauthorized access and data exposure.

Immediate Steps to Take

Users are strongly advised to upgrade to version 1.0.0-beta.8 of codeigniter4/shield to address this vulnerability. If upgrading is not feasible, disabling logging for successful login attempts in the configuration files is recommended.

Long-Term Security Practices

Implementing secure authentication and authorization practices, regular security audits, and timely software updates are essential to prevent similar vulnerabilities in the future.

Patching and Updates

Regularly monitor for security advisories and apply patches promptly to ensure the security of codeigniter4/shield and protect sensitive information from unauthorized access.