Advisory Published


First published: Fri Nov 17 2023(Updated: )

An issue was discovered in OpenNDS Captive Portal before version 10.1.2. It has a try_to_authenticate NULL pointer dereference that can be triggered with a crafted GET HTTP with a missing client token query string parameter. Triggering this issue results in crashing OpenNDS (a Denial-of-Service condition).

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
OpenNDS Captive Portal<10.1.2

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Frequently Asked Questions

  • What is CVE-2023-38315?

    CVE-2023-38315 is a vulnerability in OpenNDS Captive Portal before version 10.1.2, where a crafted GET HTTP request can trigger a NULL pointer dereference, leading to a denial-of-service condition.

  • How severe is CVE-2023-38315?

    CVE-2023-38315 has a severity rating of 7.5 out of 10, indicating a high severity vulnerability.

  • How can CVE-2023-38315 be exploited?

    CVE-2023-38315 can be exploited by sending a crafted GET HTTP request with a missing client token query string parameter.

  • What is the affected software for CVE-2023-38315?

    The affected software is OpenNDS Captive Portal before version 10.1.2.

  • Is there a fix available for CVE-2023-38315?

    Yes, a fix is available in version 10.1.2 of OpenNDS Captive Portal.


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