CVE-2023-4677 : Vulnerability Insights and Analysis

This CVE record was assigned by PandoraFMS and was published on November 23, 2023. The vulnerability affects Pandora FMS versions less than or equal to 772. The issue revolves around unauthenticated admin account takeover via cron log file backups, posing a significant risk to system security.

Understanding CVE-2023-4677

This section will delve into the specifics of CVE-2023-4677, shedding light on the nature of the vulnerability and its implications.

What is CVE-2023-4677?

CVE-2023-4677 exposes a critical flaw in Pandora FMS, where cron log backup files inadvertently contain administrator session IDs. Exploiting this vulnerability, an attacker with access to the Pandora FMS Console can extract these IDs from the cron log backups, subsequently utilizing them to authenticate as an administrator within the application.

The Impact of CVE-2023-4677

The impact of this vulnerability is classified as "CAPEC-115 Authentication Bypass," emphasizing the severity of unauthorized access and potential compromised system integrity resulting from exploiting this flaw.

Technical Details of CVE-2023-4677

To better understand CVE-2023-4677, let's explore its technical aspects, including the vulnerability description, affected systems, and the exploitation mechanism.

Vulnerability Description

The vulnerability stems from the inadvertent presence of administrator session IDs in cron log backup files, enabling unauthorized individuals to assume administrative privileges within the Pandora FMS system.

Affected Systems and Versions

Pandora FMS versions up to and including 772 are susceptible to this vulnerability. Any installation running on these versions must take immediate action to mitigate the associated risks.

Exploitation Mechanism

Exploiting CVE-2023-4677 involves scraping the cron logs directory for backup files containing administrator session IDs. Subsequently, utilizing these IDs, an attacker can authenticate as an administrator, potentially compromising the entire system.

Mitigation and Prevention

Mitigating the risks posed by CVE-2023-4677 requires proactive measures to secure Pandora FMS installations and prevent unauthorized access.

Immediate Steps to Take

Users of Pandora FMS versions impacted by this vulnerability should apply the provided fixes promptly. Updating to versions v773 and v772.1 will address the flaw and prevent potential unauthorized admin account takeovers.

Long-Term Security Practices

In the long run, organizations should prioritize robust security practices, including regular system audits, access control mechanisms, and training to mitigate similar vulnerabilities effectively.

Patching and Updates

Regularly updating Pandora FMS installations to the latest versions is essential for staying protected against known vulnerabilities. Ensuring prompt application of security patches and fixes is crucial for maintaining system integrity and data security.