CVE-2021-40045
MEDIUMCVSS 5.5/10EPSS 0.15%
Last modified
CVE-2021-40045 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. There is a vulnerability of signature verification mechanism failure in system upgrade through recovery mode.Successful exploitation of this vulnerability may affect service confidentiality.. EPSS estimates a 0.15% chance of exploitation in the next 30 days.
Description
There is a vulnerability of signature verification mechanism failure in system upgrade through recovery mode.Successful exploitation of this vulnerability may affect service confidentiality.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Huawei | Emui | 11.0.0 |
| Huawei | Emui | 11.0.1 |
| Huawei | Emui | 12.0.0 |
| Huawei | Harmonyos | < 2.0 |
| Huawei | Magic Ui | 4.0.0 |
References
- https://consumer.huawei.com/en/support/bulletin/2022/2/Vendor Advisory
- https://consumer.huawei.com/en/support/bulletin/2022/2/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-40045?
There is a vulnerability of signature verification mechanism failure in system upgrade through recovery mode.Successful exploitation of this vulnerability may affect service confidentiality.
How severe is CVE-2021-40045?
CVE-2021-40045 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.
How do I fix CVE-2021-40045?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
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Are you affected by CVE-2021-40045?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST