What is CVE-2023-39402?

CVE-2023-39402 is a critical-severity vulnerability in Huawei Emui, classified under Path Traversal. CVSS score: 9.1/10. Published 2023-08-13.

How severe is CVE-2023-39402?

Critical severity. CVSS v3 base score is 9.1 out of 10.

Auth bypass in Huawei Emui

CVE-2023-39402

Parameter verification vulnerability in the installd module. Successful exploitation of this vulnerability may cause sandbox files to be read and written without authorization.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.004 (32.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Huawei Emui — versions 13.0.0, 12.0.1, 12.0.0
Huawei Harmonyos — versions 3.1.0, 3.0.0, 2.1.0

Weakness classification (CWE)

CWE-22 — Path Traversal
CWE-285 — Improper Authorization

References

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

Frequently asked questions

What is CVE-2023-39402?: CVE-2023-39402 is a critical-severity vulnerability in Huawei Emui, classified under Path Traversal. CVSS score: 9.1/10. Published 2023-08-13.
How severe is CVE-2023-39402?: Critical severity. CVSS v3 base score is 9.1 out of 10.