Security readout for executives and security teams
Plain-English summary
CVE-2021-22444 is an input verification issue affecting Huawei smartphone software. The stated impact is possible code injection. Public details in the bundle do not identify the vulnerable component, attack path, CVSS score, or affected device models.
Executive priority
Treat this as a mobile endpoint hygiene issue. Prioritize identifying impacted Huawei devices and confirming update status, especially where devices access corporate data. Urgency is constrained by missing severity and exploit evidence.
Technical view
Huawei EMUI 9.1.0 through 11.0.0 and Magic UI 2.1.1 through 4.0.0 are listed as affected. The CVE describes insufficient input verification that may allow code injection, but provides no CWE, vector, privileges, interaction, or scope details.
Likely exposure
Exposure is limited to Huawei smartphones running the listed EMUI or Magic UI versions. Fleet risk depends on whether those devices are present, supported, and updated. The bundle does not provide CPEs or model-specific mapping.
Exploitation context
The source bundle does not show active exploitation, and KEV is false. No public exploit status, exploitation prerequisites, or observed attacks are provided in the cited material.
Researcher notes
The evidence is sparse: no CVSS, CWE, vector, component, model list, or patch matrix is included. Analysis should stay anchored to affected EMUI and Magic UI versions and Huawei's bulletin until stronger vendor or public data is available.
Mitigation direction
- Inventory Huawei smartphones and record EMUI or Magic UI versions.
- Review Huawei's June 2021 bulletin and related vendor guidance.
- Apply official Huawei firmware or security updates where available.
- Restrict or retire unsupported affected devices handling sensitive data.
- Monitor vendor advisories for any model-specific remediation details.
Validation and detection
- Confirm whether managed devices run listed EMUI or Magic UI versions.
- Compare device patch status with Huawei's June 2021 security bulletin.
- Check MDM or asset records for unsupported Huawei smartphones.
- Document any affected devices without available vendor updates.
- Track KEV and vendor advisories for exploitation status changes.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2021-22444 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://consumer.huawei.com/en/support/bulletin/2021/6/CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.