A vulnerability classified as critical was found in D-Link DAP-1320 1.00. Affected by this vulnerability is the function set_ws_action of the file /dws/api/. The manipulation leads to heap-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
With a CVSS score of 8.7, this high-severity vulnerability poses significant risk to organizations using the affected product. The potential for exploitation exists, particularly in environments where the product is still in use despite being unsupported.
Risk to organizations includes unauthorized access and control over the vulnerable device, which can lead to further attacks within the network. Organizations should prioritize patching immediately.
The urgency for defenders cannot be overstated, and action should be taken swiftly to mitigate this critical vulnerability.
Vulnerability Details
D-Link DAP-1320 1.00 is affected by a critical vulnerability where the function set_ws_action leads to a heap-based buffer overflow. This vulnerability was published on February 21, 2025, and is classified under CWE-119 and CWE-122. Organizations are encouraged to review their systems and apply any available updates promptly.
Technical Analysis
The root cause of this vulnerability lies in improper handling of memory which results in a heap-based buffer overflow. The attack vector is via the network, and the complexity of the attack is low, requiring only low privileges to exploit. User interaction is not necessary, and the impacts include high confidentiality, integrity, and availability risks.
Risk & Impact Analysis
Real-world deployment risk is significant, as attackers may leverage this vulnerability to gain unauthorized access to sensitive information or system controls. The blast radius potential is extensive, particularly for organizations that have not retired these unsupported devices. Organizations should address this vulnerability in their priority patch cycle.
Exploitation Status
Signal | Status |
|---|---|
Known Exploit | No |
Public PoC | No |
Actively Exploited | No |
Ransomware Use | No |
Affected Versions
The affected version is D-Link DAP-1320 firmware 1.00. All versions prior to vendor patch are vulnerable.
Mitigation & Remediation
Organizations should prioritize patching immediately. If a patch is not available, consider implementing configuration hardening and network controls to mitigate the risk. Continuous security testing can help identify and remediate similar vulnerabilities.
Detection Guidance
Monitor logs for indicators of unauthorized access attempts, and be alert for behavioral anomalies that may suggest exploitation attempts.
AppSecure Threat Intelligence Insight
This vulnerability highlights the importance of maintaining updated firmware and security measures for legacy devices. Organizations should engage in proactive vulnerability management, including regular assessments and adopting a penetration testing strategy to identify and remediate such vulnerabilities before they can be exploited.
To learn more about how to protect against such vulnerabilities, organizations can refer to our guide on penetration testing methodology and implement best practices in their security framework.
Additionally, organizations can stay informed about evolving threats by following our vulnerability management program to enhance their overall security posture.
Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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