CVE-2024-23110 is a high-severity vulnerability that affects Fortinet's FortiOS versions ranging from 6.0 to 7.4. This vulnerability allows attackers to execute unauthorized code or commands due to a stack-based buffer overflow. The vulnerability is present in multiple versions, specifically 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13, 6.4.0 through 6.4.14, 6.2.0 through 6.2.15, and all versions of 6.0.
The CVSS score for this vulnerability is 7.8, indicating a high severity level. The attack vector is classified as local, meaning that an attacker must have access to the network or system to exploit this vulnerability. Given the potential for unauthorized code execution, organizations using affected FortiOS versions should prioritize remediation efforts to mitigate any associated risks.
Risk to organizations includes unauthorized access and control over affected systems. Attackers may leverage this vulnerability to execute malicious commands that can compromise network security and data integrity. Organizations should prioritize patching immediately to prevent potential exploitation.
Currently, there are no known exploits publicly available for this vulnerability, and it has not been included in the Known Exploited Vulnerabilities (KEV) catalog. However, the high CVSS score and the nature of the vulnerability necessitate immediate attention.
Organizations utilizing FortiOS should schedule remediation as per their patch management cycle to address this critical vulnerability.
Vulnerability Details
The vulnerability allows attackers to execute unauthorized commands due to a stack-based buffer overflow in Fortinet FortiOS. The affected versions include FortiOS 6.0, 6.2.0 to 6.2.15, 6.4.0 to 6.4.14, 7.0.0 to 7.0.13, 7.2.0 to 7.2.6, and 7.4.0 to 7.4.2.
The official CVSS score is 7.8, indicating high severity. The vulnerability falls under CWE-121 (Stack-based Buffer Overflow) and CWE-787 (Out-of-bounds Write). The root cause is traced back to inadequate input validation in specific commands, leading to potential local exploitation.
Technical Analysis
The root cause of CVE-2024-23110 is a stack-based buffer overflow that occurs due to insufficient validation of command inputs. The attack vector is local, requiring low complexity, and attackers need low privileges to exploit it. No user interaction is needed for successful exploitation.
The impacts of this vulnerability are significant, affecting confidentiality, integrity, and availability. An attacker can compromise the confidentiality of sensitive data, alter data integrity, and disrupt the availability of affected services or systems.
Risk & Impact Analysis
Organizations need to assess the deployment risk associated with CVE-2024-23110 as it affects multiple versions of FortiOS. The ability for attackers to execute unauthorized commands can lead to a substantial impact on enterprise security and operations.
The urgency for organizations to address this vulnerability is high due to the potential for critical security breaches. Immediate patching is necessary to mitigate risks associated with unauthorized access. Organizations should evaluate the potential blast radius of exploitation and prioritize remediation actions accordingly.
Signal | Status |
|---|---|
Known Exploit | No |
Public PoC | No |
Actively Exploited | No |
Ransomware Use | No |
Affected Versions
The affected versions of FortiOS are as follows: 6.0 (all versions), 6.2.0 through 6.2.15, 6.4.0 through 6.4.14, 7.0.0 through 7.0.13, 7.2.0 through 7.2.6, and 7.4.0 through 7.4.2. Organizations should apply patches to all versions prior to the vendor's release of an update.
Mitigation & Remediation
Organizations should prioritize patching their FortiOS installations to versions that are not vulnerable. Ensure to monitor for updates from the vendor and implement configuration hardening to reduce the attack surface. For additional support, organizations can leverage penetration testing services to evaluate the effectiveness of implemented security measures.
Detection Guidance
Organizations should monitor logs for any unusual activities or unauthorized command executions. Behavioral anomalies in FortiOS systems should be flagged for further analysis. Implement network signatures to detect potential exploitation attempts.
AppSecure Threat Intelligence Insight
CVE-2024-23110 is significant as it exemplifies the ongoing risks associated with stack-based buffer overflow vulnerabilities. It highlights the need for continuous security assessments and proactive measures to mitigate potential threats. Security teams should reflect on this incident to enhance their vulnerability management program and ensure comprehensive testing of all critical systems. For cloud deployments, consider implementing cloud security assessments to address similar vulnerabilities in the future.
Additionally, the adoption of a comprehensive penetration testing methodology can help organizations to identify and remediate vulnerabilities before they can be exploited.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
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