CVE-2021-22369: Race Condition
First published: Wed Jun 30 2021(Updated: )
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.
Credit: psirt@huawei.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Huawei EMUI | =10.1.1 | |
| Huawei EMUI | =11.0.0 | |
| Huawei Magic UI | =3.1.1 | |
| Huawei Magic UI | =4.0.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-22369?
CVE-2021-22369 is considered a high severity vulnerability due to its potential for remote privilege escalation.
How do I fix CVE-2021-22369?
To fix CVE-2021-22369, update your Huawei smartphone firmware to the latest version available.
What software versions are affected by CVE-2021-22369?
CVE-2021-22369 affects Huawei EMUI versions 10.1.1 and 11.0.0, as well as Magic UI versions 3.1.1 and 4.0.0.
Can CVE-2021-22369 be exploited remotely?
Yes, CVE-2021-22369 can potentially be exploited remotely to escalate privileges to that of a root user.
What type of vulnerability is CVE-2021-22369?
CVE-2021-22369 is identified as a Time-of-check Time-of-use (TOCTOU) race condition vulnerability.
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- agent/softwarecombine
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- vendor/huawei
- canonical/huawei emui
- version/huawei emui/10.1.1
- version/huawei emui/11.0.0
- canonical/huawei magic ui
- version/huawei magic ui/3.1.1
- version/huawei magic ui/4.0.0