8.8
CWE
20
Advisory Published
Updated

CVE-2023-40797: Input Validation

First published: Fri Aug 25 2023(Updated: )

In Tenda AC23 v16.03.07.45_cn, the sub_4781A4 function does not validate the parameters entered by the user, resulting in a post-authentication stack overflow vulnerability.

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Tenda Ac23 Firmware=16.03.07.45_cn
Tenda AC23

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Frequently Asked Questions

  • What is CVE-2023-40797?

    CVE-2023-40797 refers to a post-authentication stack overflow vulnerability in Tenda AC23 v16.03.07.45_cn firmware.

  • What is the severity of CVE-2023-40797?

    CVE-2023-40797 has a severity rating of 8.8, which is considered high.

  • How does CVE-2023-40797 affect Tenda AC23 firmware?

    CVE-2023-40797 affects Tenda AC23 firmware version 16.03.07.45_cn, allowing for a post-authentication stack overflow vulnerability.

  • How can I fix CVE-2023-40797?

    To fix CVE-2023-40797, it is recommended to update Tenda AC23 firmware to a version that addresses this vulnerability.

  • Where can I find more information about CVE-2023-40797?

    You can find more information about CVE-2023-40797 at the following reference: [GitHub - lst-oss/Vulnerability](https://github.com/lst-oss/Vulnerability/tree/main/Tenda/AC23/sub_4781A4)

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