7.5
Advisory Published
Updated

CVE-2021-45454

First published: Wed Aug 17 2022(Updated: )

Ampere Altra before SRP 1.08b and Altra Max​ before SRP 2.05 allow information disclosure of power telemetry via HWmon.

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

Affected SoftwareAffected VersionHow to fix
Ampere Computing Ampere Altra Firmware<1.08b
Ampere Computing Ampere Altra
Ampere Computing Ampere Altra Max Firmware<2.05
Ampere Computing Ampere Altra Max

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Frequently Asked Questions

  • What is CVE-2021-45454?

    CVE-2021-45454 is a vulnerability that allows information disclosure of power telemetry via HWmon on Ampere Altra and Altra Max.

  • What is the severity of CVE-2021-45454?

    The severity of CVE-2021-45454 is high, with a severity value of 7.5.

  • How does CVE-2021-45454 affect Ampere Altra Firmware?

    Ampere Altra Firmware versions up to 1.08b are affected by CVE-2021-45454.

  • How does CVE-2021-45454 affect Ampere Altra Max Firmware?

    Ampere Altra Max Firmware versions up to 2.05 are affected by CVE-2021-45454.

  • Where can I find more information about CVE-2021-45454?

    You can find more information about CVE-2021-45454 on the Ampere Computing website.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2025 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203