CVE-2025-10959:Command injection vulnerability in Wavlink NU516U1 M16U1_V240425 firewall.cgi allows remote attackers to execute arbitrary commands.

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A command injection vulnerability has been discovered in the Wavlink NU516U1 M16U1_V240425 device. The vulnerability is located in the function sub_401778 of the /cgi-bin/firewall.cgi file. By manipulating the dmz_flag argument, an attacker can inject and execute arbitrary commands on the target system. This vulnerability can be exploited remotely and requires low privileges. The exploit has been publicly disclosed, increasing the risk of active exploitation.

Overview

The vulnerability in the Wavlink NU516U1 M16U1_V240425 device presents a significant security risk. It allows attackers to execute arbitrary commands on the affected system, potentially leading to unauthorized access, data theft, or system compromise. The vulnerability is particularly dangerous due to its remote exploitability and low complexity. With a CVSS v3.1 base score of 6.3 (Medium severity), this issue requires immediate attention from affected users and the vendor. The public availability of the exploit further increases the likelihood of attacks targeting this vulnerability.

Remediation

As of the vulnerability disclosure, no official patch or fix has been released by the vendor. The lack of response from the vendor to the initial disclosure is concerning and may indicate delayed remediation. In the absence of an official fix, users of the affected Wavlink NU516U1 M16U1_V240425 device should take the following precautions:

  1. Limit network exposure of the affected devices.
  2. Implement strong network segmentation to isolate vulnerable devices.
  3. Monitor for suspicious activities or unauthorized access attempts.
  4. Regularly check for and apply any firmware updates that may become available.
  5. Consider replacing the affected device with a more secure alternative if possible.

It is crucial for users to stay informed about any future security advisories or patches from Wavlink regarding this vulnerability.

References

[1] GitHub - Vulnerability details and PoC. https://github.com/panda666-888/vuls/blob/main/wavlink/nu516u1/DMZ.md

[2] GitHub - Proof of Concept. https://github.com/panda666-888/vuls/blob/main/wavlink/nu516u1/DMZ.md#poc

[3] VulDB - Vulnerability entry. https://vuldb.com/?id.325827

[4] VulDB - CTI entry. https://vuldb.com/?ctiid.325827

[5] VulDB - Submission details. https://vuldb.com/?submit.652769

Industry ExposureMost to least
This section illustrates the prevalence of a specific Common Vulnerabilities and Exposures (CVE) across various industries based on customer reports. The ranking displays industries from the most to least affected by this particular vulnerability, offering valuable insight into where this CVE has been most frequently observed. This information can help organizations within these sectors prioritize their security efforts, understand their relative risk exposure compared to their peers, and focus remediation strategies where they are most needed. By understanding the industry-specific impact, organizations can make more informed decisions regarding patching, resource allocation, and overall risk management related to this CVE.

  1. Accommodation & Food Services: Low
    Accommodation & Food Services
  2. Administrative, Support, Waste Management & Remediation Services: Low
    Administrative, Support, Waste Management & Remediation Services
  3. Agriculture, Forestry Fishing & Hunting: Low
    Agriculture, Forestry Fishing & Hunting
  4. Arts, Entertainment & Recreation: Low
    Arts, Entertainment & Recreation
  5. Construction: Low
    Construction
  6. Educational Services: Low
    Educational Services
  7. Finance and Insurance: Low
    Finance and Insurance
  8. Health Care & Social Assistance: Low
    Health Care & Social Assistance
  9. Information: Low
    Information
  10. Management of Companies & Enterprises: Low
    Management of Companies & Enterprises
  11. Manufacturing: Low
    Manufacturing
  12. Mining: Low
    Mining
  13. Other Services (except Public Administration): Low
    Other Services (except Public Administration)
  14. Professional, Scientific, & Technical Services: Low
    Professional, Scientific, & Technical Services
  15. Public Administration: Low
    Public Administration
  16. Real Estate Rental & Leasing: Low
    Real Estate Rental & Leasing
  17. Retail Trade: Low
    Retail Trade
  18. Transportation & Warehousing: Low
    Transportation & Warehousing
  19. Utilities: Low
    Utilities
  20. Wholesale Trade: Low
    Wholesale Trade

Focus on What Matters

  1. See Everything.
  2. Identify True Risk.
  3. Proactively Mitigate Threats.

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