There is a Time-of-check Time-of-use (TOCTOU) Race Condition Vulnerability in Huawei Smartphone. Successful exploitation of these vulnerabilities may escalate the permission to that of the root user.
CVE-2021-22369
HIGHNVD 8.18.1—
EchelonGraph scoreMEDIUM confidence
This high-severity CVE scores 8.1 under NVD CVSS v3. EPSS exploit probability: 0.2%, top 64% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
Triggered by: NVD CVSS baseline
Sources: epss, nvd
8.1
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
- High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 1%CVSS: 8.1Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 8.1
- EG Score
- 8.1(medium)
- EPSS
- 45.0%
- KEV
- Not listed
Published
June 30, 2021
Last Modified
November 21, 2024
References (2)
- psirt@huaweihttps://consumer.huawei.com/en/support/bulletin/2021/5/
- af854a3a-2127-422b-91ae-364da2661108https://consumer.huawei.com/en/support/bulletin/2021/5/
Frequently asked(5)
What is CVE-2021-22369?
CVE-2021-22369 is a high vulnerability published on June 30, 2021. There is a Time-of-check Time-of-use (TOCTOU) Race Condition Vulnerability in Huawei Smartphone. Successful exploitation of these vulnerabilities may escalate the permission to that of the root user.
When was CVE-2021-22369 disclosed?
CVE-2021-22369 was first published in the National Vulnerability Database on June 30, 2021, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2021-22369 actively exploited?
CVE-2021-22369 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 45.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2021-22369?
CVE-2021-22369 has a CVSS v3 base score of 8.1 (NVD).
How do I remediate CVE-2021-22369?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-22369, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2021-22369
Is Your Infrastructure Affected by CVE-2021-22369?
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