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CVE-2023-23617: Medium Vulnerability in OpenMage Magento

A medium-severity vulnerability has been identified in OpenMage Magento. Versions prior to 19.4.22 and 20.0.19 are susceptible to an infinite loop in malicious code filtering. Immediate remediation is recommended.

MEDIUMCVSS 4.9 · Published January 28, 2023

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CVE-2023-23617 is a medium-severity vulnerability affecting OpenMage LTS, an e-commerce platform. This vulnerability allows an infinite loop to occur under specific conditions within the malicious code filter present in versions prior to 19.4.22 and 20.0.19. Consequently, this poses a significant risk to organizations utilizing these affected versions, as the infinite loop can lead to denial of service due to resource exhaustion.

The vulnerability carries a CVSS score of 4.9, indicating a medium severity level which necessitates prompt attention. Organizations should prioritize patching their systems, particularly those that are leveraging the affected versions of OpenMage Magento. The urgency for defenders is heightened as the availability impact is rated high, implying that the service could become entirely unavailable if exploited.

Currently, there are no known exploits associated with this vulnerability, and it is not listed in the Known Exploited Vulnerabilities (KEV) database. However, the potential impact on availability underscores the importance of addressing this issue swiftly.

Organizations should monitor their systems closely and apply the necessary patches as soon as possible. The specific versions that include the fix are 19.4.22 and 20.0.19, which should be updated to mitigate this vulnerability effectively.

Vulnerability Details

The official description of CVE-2023-23617 states that the vulnerability exists in OpenMage LTS, specifically in the malicious code filter, which can trigger an infinite loop under certain conditions. This issue can lead to a denial of service by consuming excessive resources, resulting in service unavailability.

The CVSS score assigned is 4.9, indicating medium severity according to the Common Vulnerability Scoring System version 3.1. The attack vector is classified as network-based, and the attack complexity is low, meaning that exploitation does not require extensive technical skills. A high privilege level is required to exploit this vulnerability, and user interaction is not necessary.

The availability impact is rated high; therefore, organizations using affected versions should assess their exposure and apply the necessary updates. The vulnerability is classified under CWE-835, which pertains to improper resource management.

Technical Analysis

The root cause of the vulnerability lies within the logic of the malicious code filter implemented in OpenMage LTS. Under specific scenarios, this filter can enter an infinite loop, which leads to increased resource consumption, ultimately causing the application to become unresponsive.

The attack vector is network-based, allowing remote attackers to trigger the vulnerability without needing physical access to the system. The attack complexity is classified as low, meaning that an attacker does not require advanced technical skills to exploit this vulnerability.

High privileges are required to exploit the vulnerability, which means that an attacker must have significant access rights within the application environment. However, no user interaction is required, making it easier for an attacker to execute an attack without needing to trick the user into taking any action.

Risk & Impact Analysis

The real-world deployment risk associated with CVE-2023-23617 is significant. Given that it affects an e-commerce platform, the potential for denial of service could disrupt business operations, leading to customer frustration and potential revenue loss. The blast radius is particularly concerning for organizations that rely heavily on OpenMage for their online transactions.

Organizations should assess the urgency of this vulnerability based on the medium CVSS score, combined with the absence of public exploits or inclusion in the KEV database. This indicates that while the vulnerability is not actively being exploited, the potential impact warrants immediate remediation efforts.

Organizations should prioritize patching immediately. The patch releases, 19.4.22 and 20.0.19, address the infinite loop issue, and organizations should ensure they are updated to these versions to mitigate any risks associated with the vulnerability.

Exploitation Status

Signal

Status

Known Exploit

No

Public PoC

No

Actively Exploited

No

Ransomware Use

No

Affected Versions

The affected versions of OpenMage Magento include all versions prior to 19.4.22 and 20.0.19. Organizations should verify their current version and ensure they are running one of the patched versions to avoid potential exploitation.

Mitigation & Remediation

Organizations are encouraged to apply the patches provided in versions 19.4.22 and 20.0.19 to resolve this vulnerability. If patching is not immediately feasible, organizations should consider implementing network controls to limit exposure and monitor for anomalous behavior.

For more comprehensive security testing, organizations can utilize penetration testing services to identify additional vulnerabilities.

Detection Guidance

To detect potential exploitation of this vulnerability, organizations should monitor for unusual patterns in resource usage that could indicate a denial of service attack. Log indicators should include high CPU usage, application timeouts, and unresponsive services.

AppSecure Threat Intelligence Insight

The long-term significance of CVE-2023-23617 reflects a broader trend in vulnerabilities that impact e-commerce platforms. Organizations must remain vigilant against potential exploitation of such vulnerabilities, as they can lead to significant downtime and loss of revenue.

Security teams are encouraged to adopt a proactive approach to vulnerability management, ensuring timely application of patches and regular security assessments. For enhanced security posture, engaging in application security assessments can help identify and remediate vulnerabilities before they can be exploited.

Furthermore, organizations should consider continuous monitoring and engagement with professional security services for comprehensive protection against evolving threats. Incorporating continuous penetration testing can bolster defenses against future vulnerabilities.

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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