CVE-2021-22451

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 Integer Overflow or Wraparound vulnerability. Local attackers may exploit this vulnerability to cause memory overwriting.

Severity

CVSS 3.1

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 5% of CVEs (scores of 2026-10-31)
CWE: CWE-190
Published: 2021-10-28
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

huawei:harmonyos

References

https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202107-0000001123874808
https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202107-0000001123874808

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