QID 731298

Date Published: 2024-03-28

QID 731298: Realtek Jungle Software Development Kit (SDK) Command Injection Vulnerability

There is a command injection vulnerability in the "formWsc" page of the management interface. Successful exploitation of this vulnerability could lead to remote code execution and compromise of the affected system

Affected Projects:
Realtek AP-Router SDK

Affected Versions:
rtl819x-SDK-v3.2.x Series
rtl819x-SDK-v3.4.x Series
rtl819x-SDK-v3.4T Series
rtl819x-SDK-v3.4T-CT Series
rtl819x-eCos-v1.5.x Series

QID Detection Logic (Unauthenticated):
This QID sends a crafted payload as an HTTP POST request that triggers a callback to the scanner, if vulnerable. Please note that this QID relies on a callback to the scanner on a random port. The target must be enabled to connect back to any random port on the scanner.

Successful exploitation of this vulnerability could allow a remote unauthenticated attacker to execute arbitrary code, leading to complete system compromise.

  • CVSS V3 rated as Critical - 9.8 severity.
  • CVSS V2 rated as Critical - 10 severity.
    • Solution
    Customers are advised to apply the latest patches provided by Realtek. For more information, please refer to the Realtek Security Advisory

    Vendor References

    CVEs related to QID 731298

    CVE-2021-35394 | CVE-2021-35395 |
    Software Advisories
    Advisory ID Software Component Link
    Realtek Security Advisory URL Logo www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2021-35392_35395.pdf
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