Use After Free in Openatom Openharmony

CVE-2024-21860

in OpenHarmony v4.0.0 and prior versions allow an adjacent attacker arbitrary code execution in any apps through use after free.

Vulnerability class: Use-After-Free

EPSS: 0.004 (32.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.2 (High). Vector: CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:L.

Affected products

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

Weakness classification (CWE)

CWE-416 — Use After Free

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

scy@openharmony.io (Third Party Advisory)

Frequently asked questions

What is CVE-2024-21860?: CVE-2024-21860 is a high-severity vulnerability in Openatom Openharmony, classified under Use After Free. CVSS score: 8.2/10. Published 2024-02-02.
How severe is CVE-2024-21860?: High severity. CVSS v3 base score is 8.2 out of 10.
Is CVE-2024-21860 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.