CVE-2023-25495 : What You Need to Know

This CVE record was published on April 28, 2023, by Lenovo for the vulnerability identified as CVE-2023-25495. It involves a security issue in XClarity Controller that could allow a valid, authenticated administrative user to query a web interface API and reveal the configured LDAP client password in certain configurations.

Understanding CVE-2023-25495

This section provides an insight into the nature of the CVE-2023-25495 vulnerability and its potential impact on affected systems.

What is CVE-2023-25495?

CVE-2023-25495 allows an authenticated administrative user to expose the LDAP client password used by XClarity Controller to authenticate with an external LDAP server in specific setups. However, there is no risk if no LDAP client password is configured.

The Impact of CVE-2023-25495

The vulnerability poses a medium risk with a CVSS base score of 4.9. It has a high impact on confidentiality but does not affect the availability and integrity of the system. The privileges required for exploitation are high.

Technical Details of CVE-2023-25495

This section delves into the technical aspects of the CVE-2023-25495 vulnerability, including its description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability in XClarity Controller allows an authenticated user to extract the LDAP client password via a web interface API, potentially compromising sensitive information.

Affected Systems and Versions

The affected product is the XClarity Controller by Lenovo. Specifically, users should refer to the mitigation strategy section in LEN-99936 for the impacted versions.

Exploitation Mechanism

Exploiting CVE-2023-25495 requires a valid and authenticated administrative user to query the web interface API to retrieve the LDAP client password in certain configurations.

Mitigation and Prevention

In response to CVE-2023-25495, users must take immediate actions to secure their systems and prevent any potential exploits.

Immediate Steps to Take

Users are advised to update to the specified version or later of Lenovo XClarity Controller (XCC) as outlined in the related Lenovo Product Security Advisory (LEN-99936) to mitigate the vulnerability.

Long-Term Security Practices

To enhance overall system security, it is recommended to review and strengthen access controls, regularly update configurations, and adhere to security best practices.

Patching and Updates

Regularly monitor security advisories and apply patches and updates provided by Lenovo to address known vulnerabilities and enhance the security posture of XClarity Controller.