high
7.5
CWE
20
Advisory Published
Updated

CVE-2017-5721: Input Validation

First published: Wed Oct 11 2017(Updated: )

Insufficient input validation in system firmware for Intel NUC7i3BNK, NUC7i3BNH, NUC7i5BNK, NUC7i5BNH, NUC7i7BNH versions BN0049 and below allows local attackers to execute arbitrary code via manipulation of memory.

Credit: secure@intel.com

Affected SoftwareAffected VersionHow to fix
Intel NUC mini PC NUC7i7BNH Firmware=ayaplcel.86a.0041
Intel NUC mini PC NUC7i7BNH Firmware=bnkbl357.86a.0052
Intel NUC mini PC NUC7i7BNH Firmware=ccsklm5v.86a.0052
Intel NUC mini PC NUC7i7BNH Firmware=ccsklm30.86a.0052
Intel NUC mini PC NUC7i7BNH Firmware=dnkbli5v.86a.0026
Intel NUC mini PC NUC7i7BNH Firmware=dnkbli30.86a.0026
Intel NUC mini PC NUC7i7BNH Firmware=kyskli70.86a.0050
Intel NUC mini PC NUC7i7BNH Firmware=rybdwi35.86a.0366
Intel NUC mini PC NUC7i7BNH Firmware=syskli35.86a.0062
Intel NUC mini PC NUC7i7BNH Firmware=tybyt20h.86a.0015
Intel NUC NUC7i7BNH
Intel NUC Board NUC7i5BNH Firmware=ayaplcel.86a.0041
Intel NUC Board NUC7i5BNH Firmware=bnkbl357.86a.0052
Intel NUC Board NUC7i5BNH Firmware=ccsklm5v.86a.0052
Intel NUC Board NUC7i5BNH Firmware=ccsklm30.86a.0052
Intel NUC Board NUC7i5BNH Firmware=dnkbli5v.86a.0026
Intel NUC Board NUC7i5BNH Firmware=dnkbli30.86a.0026
Intel NUC Board NUC7i5BNH Firmware=kyskli70.86a.0050
Intel NUC Board NUC7i5BNH Firmware=rybdwi35.86a.0366
Intel NUC Board NUC7i5BNH Firmware=syskli35.86a.0062
Intel NUC Board NUC7i5BNH Firmware=tybyt20h.86a.0015
Intel NUC 7i5BNH
Intel NUC 7i5BNK Firmware=ayaplcel.86a.0041
Intel NUC 7i5BNK Firmware=bnkbl357.86a.0052
Intel NUC 7i5BNK Firmware=ccsklm5v.86a.0052
Intel NUC 7i5BNK Firmware=ccsklm30.86a.0052
Intel NUC 7i5BNK Firmware=dnkbli5v.86a.0026
Intel NUC 7i5BNK Firmware=dnkbli30.86a.0026
Intel NUC 7i5BNK Firmware=kyskli70.86a.0050
Intel NUC 7i5BNK Firmware=rybdwi35.86a.0366
Intel NUC 7i5BNK Firmware=syskli35.86a.0062
Intel NUC 7i5BNK Firmware=tybyt20h.86a.0015
Intel NUC 7i5-BNK
Intel NUC mini PC NUC7i3BNH firmware=ayaplcel.86a.0041
Intel NUC mini PC NUC7i3BNH firmware=bnkbl357.86a.0052
Intel NUC mini PC NUC7i3BNH firmware=ccsklm5v.86a.0052
Intel NUC mini PC NUC7i3BNH firmware=ccsklm30.86a.0052
Intel NUC mini PC NUC7i3BNH firmware=dnkbli5v.86a.0026
Intel NUC mini PC NUC7i3BNH firmware=dnkbli30.86a.0026
Intel NUC mini PC NUC7i3BNH firmware=kyskli70.86a.0050
Intel NUC mini PC NUC7i3BNH firmware=rybdwi35.86a.0366
Intel NUC mini PC NUC7i3BNH firmware=syskli35.86a.0062
Intel NUC mini PC NUC7i3BNH firmware=tybyt20h.86a.0015
Intel NUC7i3BNH Firmware
Intel NUC board NUC7i3BNK firmware=ayaplcel.86a.0041
Intel NUC board NUC7i3BNK firmware=bnkbl357.86a.0052
Intel NUC board NUC7i3BNK firmware=ccsklm5v.86a.0052
Intel NUC board NUC7i3BNK firmware=ccsklm30.86a.0052
Intel NUC board NUC7i3BNK firmware=dnkbli5v.86a.0026
Intel NUC board NUC7i3BNK firmware=dnkbli30.86a.0026
Intel NUC board NUC7i3BNK firmware=kyskli70.86a.0050
Intel NUC board NUC7i3BNK firmware=rybdwi35.86a.0366
Intel NUC board NUC7i3BNK firmware=syskli35.86a.0062
Intel NUC board NUC7i3BNK firmware=tybyt20h.86a.0015
Intel NUC kit nuc7i3bnk

Remedy

https://security-center.intel.com/advisory.aspx?intelid=INTEL-SA-00084&languageid=en-fr

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2017-5721?

    CVE-2017-5721 is considered a high severity vulnerability due to its potential to allow local attackers to execute arbitrary code.

  • How do I fix CVE-2017-5721?

    To fix CVE-2017-5721, you should update the affected Intel NUC firmware to the latest version provided by Intel.

  • What types of devices are affected by CVE-2017-5721?

    CVE-2017-5721 affects various models of Intel NUC, including NUC7i3BNK, NUC7i3BNH, NUC7i5BNK, NUC7i5BNH, and NUC7i7BNH.

  • Can CVE-2017-5721 be exploited remotely?

    No, CVE-2017-5721 is a local vulnerability, meaning attackers need physical access to the affected device to exploit it.

  • What does insufficient input validation mean in the context of CVE-2017-5721?

    Insufficient input validation in CVE-2017-5721 refers to the failure of the firmware to properly check or restrict user input, potentially leading to unauthorized code execution.

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