CVE-2021-40017 — Improper Input Validation in Huawei Emui

CWE-20 — Improper Input ValidationCWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer3 documents3 sources
Severity
9.8CRITICALNVD
EPSS
0.2%
top 54.25%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Huawei EmuiHuawei Harmonyos
Timeline
PublishedSep 16
Latest updateSep 17

Description

The HW_KEYMASTER module lacks the validity check of the key format. Successful exploitation of this vulnerability may result in out-of-bounds memory access.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages2 packages

▶NVDhuawei/emui11.0.1, 12.0.0+1

🔴Vulnerability Details

2
GHSA
GHSA-vcvc-5hq6-cvwr: The HW_KEYMASTER module lacks the validity check of the key format↗2022-09-17
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CVEList
CVE-2021-40017: The HW_KEYMASTER module lacks the validity check of the key format↗2022-09-16
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CVE-2021-40017 — Improper Input Validation in Huawei | cvebase