What is CVE-2024-21863?

CVE-2024-21863 is a medium-severity vulnerability in Openatom Openharmony, classified under Improper Input Validation. CVSS score: 4.7/10. Published 2024-02-02.

How severe is CVE-2024-21863?

Medium severity. CVSS v3 base score is 4.7 out of 10.

Is CVE-2024-21863 known to be exploited?

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

Improper input validation in Openatom Openharmony

CVE-2024-21863

in OpenHarmony v4.0.0 and prior versions allow a local attacker cause DOS through improper input.

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

EPSS: 0.002 (7.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:L.

Affected products

Openatom Openharmony — versions 4.0
Openharmony — versions v3.2.0, v4.0.0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

scy@openharmony.io (Third Party Advisory)

Frequently asked questions

What is CVE-2024-21863?: CVE-2024-21863 is a medium-severity vulnerability in Openatom Openharmony, classified under Improper Input Validation. CVSS score: 4.7/10. Published 2024-02-02.
How severe is CVE-2024-21863?: Medium severity. CVSS v3 base score is 4.7 out of 10.
Is CVE-2024-21863 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.