What is CVE-2023-52538?

CVE-2023-52538 is a critical-severity vulnerability in Huawei Emui, classified under Improper Verification of Cryptographic Signature. CVSS score: 9.1/10. Published 2024-04-08.

How severe is CVE-2023-52538?

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

Auth bypass in Huawei Emui

CVE-2023-52538

Vulnerability of package name verification being bypassed in the HwIms module. Impact: Successful exploitation of this vulnerability will affect availability.

EPSS: 0.003 (18.3th 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:N/I:H/A:H.

Affected products

Huawei Emui — versions 13.0.0, 12.0.0
Huawei Harmonyos — versions 4.0.0, 3.1.0, 3.0.0

Weakness classification (CWE)

CWE-347 — Improper Verification of Cryptographic Signature
CWE-863 — Incorrect Authorization

References

psirt@huawei.com (Vendor Advisory)
psirt@huawei.com (Broken Link, Vendor Advisory)

Frequently asked questions

What is CVE-2023-52538?: CVE-2023-52538 is a critical-severity vulnerability in Huawei Emui, classified under Improper Verification of Cryptographic Signature. CVSS score: 9.1/10. Published 2024-04-08.
How severe is CVE-2023-52538?: Critical severity. CVSS v3 base score is 9.1 out of 10.