CVE-2021-40054 — HIGH (7.5)

Vulnerability Description

There is an integer underflow vulnerability in the atcmdserver module. Successful exploitation of this vulnerability may affect integrity.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

HIGH

Availability

NONE

Affected Products

Vendor	Product	Versions
Huawei	Emui	10.0.0
Huawei	Magic Ui	3.0.0

Related Weaknesses (CWE)

CWE-191

References

https://consumer.huawei.com/en/support/bulletin/2022/3/Vendor Advisory
https://consumer.huawei.com/en/support/bulletin/2022/3/Vendor Advisory

FAQ

What is CVE-2021-40054?

CVE-2021-40054 is a vulnerability with a CVSS score of 7.5 (HIGH). There is an integer underflow vulnerability in the atcmdserver module. Successful exploitation of this vulnerability may affect integrity.

How severe is CVE-2021-40054?

CVE-2021-40054 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-40054?

Check the references section above for vendor advisories and patch information. Affected products include: Huawei Emui, Huawei Magic Ui.