CVE-2021-37045
There is an UAF vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability...
There is an UAF vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may cause the device to restart unexpectedly and the kernel-mode code to be executed.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
There is an UAF vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may cause the device to restart unexpectedly and the kernel-mode code to be executed.
- Record
CVE-2021-37045- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 10.0 High
AV:N/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-416
- Updated
- 2026-11-02
CVE List No score
There is an UAF vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may cause the device to restart unexpectedly and the kernel-mode code to be executed.
- Record
CVE-2021-37045- Updated
- 2026-11-02
EUVDEUVD-2021-23621 No score
There is an UAF vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may cause the device to restart unexpectedly and the kernel-mode code to be executed.
- Record
EUVD-2021-23621- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7gx6-8phm-v624
There is an UAF vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability...
There is an UAF vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability may cause the device to restart unexpectedly and the kernel-mode code to be executed.
- Record
GHSA-7gx6-8phm-v624- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-37045 is a critical vulnerability (CVSS 9.8) in Huawei Emui, published December 8, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.92%, the 60th percentile. No source names a fixed version.