CVE-2024-30044 is a high-severity vulnerability affecting Microsoft SharePoint Server, classified as a Remote Code Execution vulnerability. This vulnerability allows attackers to execute arbitrary code on affected systems, posing significant risks to organizations that utilize SharePoint for collaboration and document management. The CVSS score for this vulnerability is 7.2, indicating a high level of severity, and necessitating immediate attention from security teams.
Risk to organizations includes potential unauthorized access to sensitive data, loss of data integrity, and disruption of services. Given the nature of SharePoint as a widely used enterprise application, the impact of successful exploitation could be extensive, affecting not just individual users, but entire organizations. Therefore, organizations should prioritize patching immediately.
The vulnerability was published on May 14, 2024, and has been analyzed with an exploitability score indicating that it could be exploited by attackers with high capabilities. Organizations using affected versions should take this vulnerability seriously and prepare for remediation as soon as possible.
As of now, there are no public exploits known for this vulnerability, but given its nature and the high CVSS score, it is critical for organizations to stay vigilant and monitor for any emerging threats.
Vulnerability Details
The official description states that this vulnerability allows remote code execution in Microsoft SharePoint Server. The affected versions include SharePoint Server 2016 and 2019, as well as subscription-based editions up to version 16.0.17328.20292. The vulnerability is classified under CWE-502, indicating issues related to deserialization of untrusted data. This vulnerability was published as CVE-2024-30044 on May 14, 2024.
Technical Analysis
The root cause of CVE-2024-30044 stems from improper handling of user input, which can be exploited by attackers to execute arbitrary code remotely. The attack vector is network-based, requiring low complexity for exploitation, but it necessitates high privileges, limiting the potential attack surface to authenticated users. User interaction is not required, making it even more critical as attackers can exploit this vulnerability without user consent.
The impacts of a successful exploit include high confidentiality, integrity, and availability impacts. The vulnerability could compromise sensitive information stored within SharePoint and disrupt the service, leading to significant operational challenges for affected organizations.
Risk & Impact Analysis
Organizations utilizing SharePoint Server must understand the real-world risks associated with this vulnerability. The potential for unauthorized access to sensitive corporate data is high, especially considering SharePoint's role in document management and collaboration. The blast radius of an attack could extend throughout an organization, affecting multiple teams and business units.
With a CVSS score of 7.2, this vulnerability is categorized as high severity, indicating that organizations should address this vulnerability in their priority patch cycle. The urgency is compounded by the potential for exploitation, as attackers may leverage this vulnerability in targeted attacks, especially against organizations that rely heavily on SharePoint.
Furthermore, the EPSS score of 0.48 suggests a 97.7 percentile risk, indicating that this vulnerability is likely to be exploited in the near future. Organizations must take proactive measures to mitigate risks associated with this vulnerability.
Exploitation Status
Signal | Status |
|---|---|
Known Exploit | No |
Public PoC | No |
Actively Exploited | No |
Ransomware Use | No |
Affected Versions
The vulnerability affects multiple versions of Microsoft SharePoint Server, including:
- SharePoint Server Subscription Edition (up to version 16.0.17328.20292) - SharePoint Server 2016 - SharePoint Server 2019
Mitigation & Remediation
To mitigate this vulnerability, organizations should ensure they are running the latest patched version of SharePoint Server. Microsoft has provided patches for affected versions, and organizations should schedule remediation as soon as possible.
For organizations unable to patch immediately, implementing network controls to limit access to SharePoint services and monitoring for unusual behavior can provide temporary protection. Continuous security testing can also help identify weaknesses in the system.
Organizations can consider penetration testing services to validate the effectiveness of remediation efforts.
Detection Guidance
Security teams should monitor logs for indicators of exploitation. Key indicators may include unusual access patterns, failed authentication attempts, and sudden changes in user permissions. Additionally, monitoring for behavioral anomalies can help identify potential exploitation attempts.
AppSecure Threat Intelligence Insight
CVE-2024-30044 highlights the ongoing security challenges faced by organizations using SharePoint. It underscores the importance of maintaining a proactive security posture, including regular updates and security assessments. Organizations should learn from this vulnerability to enhance their defenses against similar risks.
For more insights, organizations can refer to our comprehensive guides on penetration testing methodology and vulnerability management program design to strengthen their security frameworks.
Furthermore, organizations should keep an eye on trends in ransomware targeting to adapt their defenses accordingly.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.
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