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CVE-2024-49128: High Vulnerability in Microsoft Windows Remote Desktop Services

CVE-2024-49128 is a high-severity vulnerability in Microsoft Windows Remote Desktop Services. It allows unauthorized code execution over a network due to sensitive data storage in improperly locked memory. Immediate action is required to mitigate the risk.

HIGHCVSS 8.1 · Published December 12, 2024

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CVE-2024-49128 is a high-severity vulnerability that affects Microsoft Windows Remote Desktop Services. This vulnerability allows sensitive data storage in improperly locked memory, which can be exploited by unauthorized attackers to execute code over a network. With a CVSS score of 8.1, this vulnerability poses a significant risk to organizations that utilize these services.

The potential for unauthorized code execution highlights the urgency for organizations to address this issue. The vulnerability was published on December 12, 2024, and has since been modified, indicating ongoing relevance and the need for immediate remediation.

Risk to organizations includes unauthorized access to sensitive data and systems, elevating the importance of prioritizing patching efforts. As of now, there are no known public exploits, but the nature of the vulnerability suggests that it could be targeted in the wild.

Organizations should prioritize patching immediately, given the high severity and potential impact of this vulnerability on their infrastructure.

Vulnerability Details

The official description of CVE-2024-49128 states that sensitive data storage in improperly locked memory in Windows Remote Desktop Services allows an unauthorized attacker to execute code over a network. This vulnerability has been classified under multiple CWEs, including CWE-416 (Use After Free), CWE-591 (Object Lifecycle Management), and CWE-362 (Race Condition).

The CVSS score for this vulnerability is 8.1, categorized as high severity due to its potential impact on confidentiality, integrity, and availability. The vulnerability affects several products, including Windows Server 2012, 2016, 2019, 2022, 2022 23h2, and 2025.

The vulnerability was published on December 12, 2024, and has been modified since its initial release, indicating a need for organizations to review their security posture regarding this issue.

Technical Analysis

The root cause of CVE-2024-49128 is attributed to improper management of sensitive data in memory, leading to potential unauthorized access. The attack vector is classified as network, meaning that an attacker can exploit this vulnerability remotely without physical access to the target system.

The attack complexity is high, indicating that successful exploitation may require specific conditions to be met. This vulnerability does not require any privileges or user interaction, making it particularly dangerous.

The impacts of this vulnerability are severe, with potential high confidentiality, integrity, and availability impacts. Organizations need to ensure that they monitor for signs of exploitation and take proactive measures to secure their systems.

Risk & Impact Analysis

Real-world deployment risk is significant given the nature of the vulnerability. Attackers may leverage this weakness to gain unauthorized access, potentially leading to data breaches or system compromise. The blast radius could extend to any services relying on the affected Windows Server products.

Organizations should address this vulnerability in their priority patch cycle. The high CVSS score and the potential for widespread exploitation further emphasize the urgency of remediation efforts.

Exploitation Status

Signal

Status

Known Exploit

No

Public PoC

No

Actively Exploited

No

Ransomware Use

No

Affected Versions

The following versions of Microsoft Windows Server are affected by this vulnerability: Windows Server 2012, 2012 R2, 2016 (prior to version 10.0.14393.7606), 2019 (prior to version 10.0.17763.6659), 2022 (prior to version 10.0.20348.2966), 2022 23h2 (prior to version 10.0.25398.1308), and 2025 (prior to version 10.0.26100.2605).

Mitigation & Remediation

Organizations should monitor for updates from Microsoft and prioritize applying patches for the affected versions of Windows Server. If patches are not yet available, consider implementing security controls such as network segmentation and stringent access controls to mitigate the risk.

Additional guidance can be found in the penetration testing services offered by AppSecure to help identify vulnerabilities.

Detection Guidance

To detect potential exploitation of this vulnerability, organizations should monitor logs for suspicious activity related to Windows Remote Desktop Services. Behavioral anomalies, such as unexpected service restarts or unauthorized access attempts, should be investigated thoroughly.

Network signatures should also be established to identify abnormal access patterns that could indicate exploitation attempts.

AppSecure Threat Intelligence Insight

The long-term significance of CVE-2024-49128 lies in its demonstration of the risks associated with improper memory management. Security teams should learn from this incident by enhancing their security protocols related to memory handling.

This vulnerability reflects a pattern seen in previous vulnerabilities where attackers exploit memory management flaws. Organizations should review their security architecture to identify and mitigate similar weaknesses.

For further insights on improving security measures, consider reviewing our security testing best practices and implementing a robust vulnerability management program.

Moreover, organizations should adopt proactive measures such as conducting regular vulnerability assessments and engaging in vulnerability management program design to ensure ongoing security.

In conclusion, the identification and remediation of CVE-2024-49128 serve as critical lessons for security practitioners in understanding the implications of memory management vulnerabilities.

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

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