What’s Vulnerable › Vulnerabilities

CVE-2021-22458

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-10-28 · updated 2026-06-17
• Weakness: CWE-125

Description

A component of the HarmonyOS has a Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability. Local attackers may exploit this vulnerability to cause arbitrary code execution.

Affected products

• Huawei HarmonyOS: 2.0

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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