Vulnerability-Lookup

VAR-202202-1335

Vulnerability from variot - Updated: 2025-05-07 20:57

Out-of-bounds write in the Intel(R) Kernelflinger project may allow an authenticated user to potentially enable escalation of privilege via local access. Intel(R) Kernelflinger Exists in an out-of-bounds write vulnerability.Information is obtained, information is tampered with, and service operation is interrupted. (DoS) It may be in a state. Intel Kernelflinger is an Intel Uefi bootloader for Android/Brillo from Intel Corporation. A security vulnerability exists in the Intel Kernelflinger open source project, which stems from a potential security vulnerability in the Kernelflinger open source project maintained by Intel. An attacker could exploit this vulnerability to allow privilege escalation

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CVE-2021-33137 (GCVE-0-2021-33137)

Vulnerability from cvelistv5 – Published: 2022-02-09 22:04 – Updated: 2025-05-05 16:47

Summary

Out-of-bounds write in the Intel(R) Kernelflinger project may allow an authenticated user to potentially enable escalation of privilege via local access.

Severity

7.8 (High)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-04-23 13:31 UTC

CWE

escalation of privilege
CWE-787 - Out-of-bounds Write

Assigner

intel CNA under the mitre root

CNA scorecard C 60/100 over 96 records in the last 180 days details

References

1 reference

URL	Tags
https://www.intel.com/content/www/us/en/security-…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
n/a	Intel(R) Kernelflinger project	Affected: See references

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Vulnerability timeline

Sightings and recorded dates, grouped by day · UTC

Order JSON

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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.

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