What is CVE-2024-36243?

CVE-2024-36243 is a high-severity vulnerability in Openatom Openharmony, classified under Out-of-bounds Read. CVSS score: 8.2/10. Published 2024-07-02.

How severe is CVE-2024-36243?

High severity. CVSS v3 base score is 8.2 out of 10.

Out-of-bounds Read in Openatom Openharmony

CVE-2024-36243

in OpenHarmony v4.0.0 and prior versions allow a remote attacker arbitrary code execution in pre-installed apps through out-of-bounds read and write.

Vulnerability class: Buffer Overflow

Published 2024-07-02 · last modified 2026-06-17.

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.006 (44.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 45th percentile — 44.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Openatom Openharmony
Openharmony — versions v4.0.0

Weakness classification (CWE)

References

gitee.com/openharmony/security/blob/master/zh/security-disclosure/2024/2024-07… (Third Party Advisory)

Frequently asked questions

What is CVE-2024-36243?: CVE-2024-36243 is a high-severity vulnerability in Openatom Openharmony, classified under Out-of-bounds Read. CVSS score: 8.2/10. Published 2024-07-02.
How severe is CVE-2024-36243?: High severity. CVSS v3 base score is 8.2 out of 10.