How severe is CVE-2022-44559?

CVE-2022-44559 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-44559 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-44559?

CVE-2022-44559 primarily affects Huawei Harmonyos. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2022-44559?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2022-44559 published?

CVE-2022-44559 was published on 2022-11-09 and last updated on 2026-06-17.

CVE-2022-44559

CVE-2022-44559 is a critical-severity vulnerability in Huawei Harmonyos with a CVSS 3.x base score of 9.8. 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-502.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (43rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-502
Affected product: Huawei Harmonyos
Published: 2022-11-09
Last modified: 2026-06-17

Description

The AMS module has a vulnerability of serialization/deserialization mismatch. Successful exploitation of this vulnerability may cause privilege escalation.

Frequently asked questions

What is CVE-2022-44559?: The AMS module has a vulnerability of serialization/deserialization mismatch. Successful exploitation of this vulnerability may cause privilege escalation.
How severe is CVE-2022-44559?: CVE-2022-44559 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-44559 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (43rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-44559?: CVE-2022-44559 primarily affects Huawei Harmonyos. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2022-44559?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2022-44559 published?: CVE-2022-44559 was published on 2022-11-09 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:o:huawei:harmonyos:2.0:*:*:*:*:*:*:*
cpe:2.3:o:huawei:harmonyos:2.1:*:*:*:*:*:*:*
cpe:2.3:o:huawei:harmonyos:3.0.0:*:*:*:*:*:*:*
cpe:2.3:o:huawei:emui:11.0.1:*:*:*:*:*:*:*
cpe:2.3:o:huawei:emui:12.0.0:*:*:*:*:*:*:*
cpe:2.3:o:huawei:emui:12.0.1:*:*:*:*:*:*:*

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