CVE-2021-22423

7.8 highEPSS 0.2%

High (7.8) in huawei harmonyos. EPSS 0.2% chance of exploitation in the next 30 days.

A component of the HarmonyOS has a Out-of-bounds Write Vulnerability. Local attackers may exploit this vulnerability to cause integer overflow.

Severity

7.8 high

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

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 7% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2021-08-03
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19