What is CVE-2022-34740?

CVE-2022-34740 is a medium-severity vulnerability in Huawei Emui, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.5/10. Published 2022-07-12.

How severe is CVE-2022-34740?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Buffer overflow in Huawei Emui

CVE-2022-34740

The NFC module has a buffer overflow vulnerability. Successful exploitation of this vulnerability may cause exceptions in NFC card registration, deletion, and activation.

Vulnerability class: Buffer Overflow

EPSS: 0.003 (20.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Huawei Emui — versions 12.0.0, 11.0.1, 11.0.0
Huawei Harmonyos — versions 2.0
Huawei Magic Ui — versions 4.0.0
Huawei Magic_ui — versions 4.0.0

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

References

psirt@huawei.com (x_refsource_MISC, Vendor Advisory)
psirt@huawei.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2022-34740?: CVE-2022-34740 is a medium-severity vulnerability in Huawei Emui, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 6.5/10. Published 2022-07-12.
How severe is CVE-2022-34740?: Medium severity. CVSS v3 base score is 6.5 out of 10.