Out-of-bounds Read in Huawei Emui
CVE-2021-40050
There is an out-of-bounds read vulnerability in the IFAA module. Successful exploitation of this vulnerability may cause stack overflow.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.011 (64.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 64.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
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, 3.1.1, 3.1.0
- Huawei Magic Ui — versions 3.1.0, 3.1.1, 4.0.0
Weakness classification (CWE)
References
- consumer.huawei.com/en/support/bulletin/2022/3/ (Vendor Advisory)
- device.harmonyos.com/cn/docs/security/update/security-bulletins-phones-202203-0… (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-40050?
- CVE-2021-40050 is a critical-severity vulnerability in Huawei Emui, classified under Out-of-bounds Read. CVSS score: 9.8/10. Published 2022-03-10.
- How severe is CVE-2021-40050?
- Critical severity. CVSS v3 base score is 9.8 out of 10.