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CVE-2022-27879

Improper buffer restrictions in the BIOS firmware for some Intel(R) Processors may allow a...

5.3 Medium

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

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
High
Privileges needed
High
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
None
Availability
None

Exploit likelihood

0.18%Up 0.1 points since Aug 11, 2023
90%50%10%1%

What each source reports

CVE List Score used 5.3

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

Record
CVE-2022-27879
CVSS 3.1
5.3 MediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N
Weakness
CWE-92
Updated
2026-11-02
EUVDEUVD-2022-32367 5.3

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

Record
EUVD-2022-32367
CVSS 3.1
5.3 MediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N
Updated
2026-11-03
GitHub AdvisoriesGHSA-x7gq-pp25-pv4m 5.3

Improper buffer restrictions in the BIOS firmware for some Intel(R) Processors may allow a...

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

Record
GHSA-x7gq-pp25-pv4m
CVSS 3.1
5.3 MediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N
Weakness
CWE-119
Updated
2026-11-02
NVD 5.3

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

Record
CVE-2022-27879
CVSS 3.1
5.3 MediumCVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N
CVSS 3.1
4.4 MediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
Weakness
CWE-92, CWE-119
Updated
2026-11-02

Affected products

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History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2022-27879 is a medium vulnerability (CVSS 5.3) in Intel Atom X5-e3930 Firmware, published August 11, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.18%, the 7th percentile. No source names a fixed version.

References

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