CVE-2021-22419

CVE-2021-22419 is a medium-severity vulnerability in Huawei Harmonyos with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-345.

Key facts

Description

A component of the HarmonyOS has a Insufficient Verification of Data Authenticity vulnerability. Local attackers may exploit this vulnerability to cause persistent dos.

Frequently asked questions

What is CVE-2021-22419?
A component of the HarmonyOS has a Insufficient Verification of Data Authenticity vulnerability. Local attackers may exploit this vulnerability to cause persistent dos.
How severe is CVE-2021-22419?
CVE-2021-22419 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2021-22419 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22419?
CVE-2021-22419 affects Huawei Harmonyos. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-22419?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-22419 published?
CVE-2021-22419 was published on 2021-08-03 and last updated on 2026-06-17.

References

Affected products (1)

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