Vulnerability-Lookup

VAR-202111-1782

Vulnerability from variot - Updated: 2023-12-18 14:04

The HwNearbyMain module has a NULL Pointer Dereference vulnerability.Successful exploitation of this vulnerability may cause a process to restart. Huawei HarmonyOS is an operating system of the Chinese company Huawei. Provide a microkernel-based full-scenario distributed operating system. Huawei HarmonyOS has security vulnerabilities

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CVE-2021-39988 (GCVE-0-2021-39988)

Vulnerability from cvelistv5 – Published: 2022-01-03 21:07 – Updated: 2025-05-22 18:45

Summary

The HwNearbyMain module has a NULL Pointer Dereference vulnerability.Successful exploitation of this vulnerability may cause a process to restart.

Severity

7.5 (High)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-05-22 17:24 UTC

CWE

NULL Pointer Dereference
CWE-476 - NULL Pointer Dereference

Assigner

huawei mitre root

References

1 reference

URL	Tags
https://device.harmonyos.com/en/docs/security/upd…	x_refsource_MISC

Impacted products

1 product

Vendor	Product	Version
Huawei	HarmonyOS	Affected: 2.0

Show details on NVD website

JSON

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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.

Detection rules are retrieved from Rulezet.

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.

Action not permitted

VAR-202111-1782

CVE-2021-39988 (GCVE-0-2021-39988)

Tags

Sightings

Nomenclature

Related by attack behaviour