BIOS vulnerabilitiesRanked by how likely they are to be used.

Product26 versions
The short answer

BIOS is made by Intel. We track 27 published vulnerabilities in it, across 26 versions. None of them is on the list of flaws known to be exploited today. If you run BIOS, keep it on a version the vendor still supports.

See the riskiest flaws

We keep watching the known-exploited list.

Known exploited

Which BIOS vulnerabilities are being exploited?

This is the list that matters most: flaws criminals are using now.

None of BIOS's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

Exploit likelihood

Which BIOS flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 0.7%

    Insufficient control flow management in BIOS firmware for 8th, 9th, 10th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 & 5000 Series Processors may allow an authenticated user to potentially enable...

    CVSS5.7Published5 Oct 2020
  2. 0.5%

    Buffer overflow in BIOS firmware for 8th, 9th, 10th Generation Intel(R) Core(TM), Intel(R) Celeron(R) Processor 4000 & 5000 Series Processors may allow an authenticated user to potentially enable elevation of...

    CVSS8.0Published5 Oct 2020
  3. 0.4%

    Use of potentially dangerous function in Intel BIOS platform sample code for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege via local access.

    CVSS7.8Published12 Nov 2020
  4. 0.4%

    Improper access control in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

    CVSS6.7Published12 Nov 2020
  5. 0.4%

    Out of bounds write in Intel BIOS platform sample code for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

    CVSS6.7Published12 Nov 2020
  6. 0.4%

    Intel firmware PE94510M.86A.0050.2007.0710.1559 stores pre-boot authentication passwords in the BIOS Keyboard buffer and does not clear this buffer after use, which allows local users to obtain sensitive information...

    CVSS2.1Published3 Sep 2008
  7. 0.4%

    Improper buffer restrictions in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

    CVSS6.7Published12 Nov 2020
  8. 0.4%

    Improper conditions check in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

    CVSS6.7Published12 Nov 2020
  9. 0.4%

    Improper conditions check in BIOS firmware for some Intel(R) Processors may allow a privileged user to potentially enable escalation of privilege via local access.

    CVSS6.7Published12 Nov 2020
  10. 0.3%

    Out of bounds read in the firmware for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege via local access.

    CVSS7.8Published9 Jun 2021
Precursor Intelligence

Running BIOS? We'll keep checking.

Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.

  1. Tell us what you runPick your software from a list, or let us work it out from your website.
  2. We match it to every flawOver 400,000 published flaws, checked against your list.
  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
  4. Told as soon as we knowAn alert by email, in the app or by webhook to your own tools.

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FAQ

Common questions, answered plainly.

Something else? Talk to the team →

We track 27 published vulnerabilities listed under the name BIOS, across 26 versions.

None of BIOS's vulnerabilities is on the list of flaws known to be exploited today.

Create a Precursor Intelligence account and track BIOS. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.