What is CVE-2021-0158?

CVE-2021-0158 is a medium-severity vulnerability in Intel Celeron_n2805, classified under Improper Input Validation. CVSS score: 6.7/10. Published 2021-11-17.

How severe is CVE-2021-0158?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Is CVE-2021-0158 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Improper input validation in Intel Celeron_n2805

CVE-2021-0158

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

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.030 (85.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

References

secure@intel.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-0158?: CVE-2021-0158 is a medium-severity vulnerability in Intel Celeron_n2805, classified under Improper Input Validation. CVSS score: 6.7/10. Published 2021-11-17.
How severe is CVE-2021-0158?: Medium severity. CVSS v3 base score is 6.7 out of 10.
Is CVE-2021-0158 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.