by Kastro
Paper/Archive/CVE-2021-46887

CVE-2021-46887

Huawei EMUI — Lack of length check vulnerability in the HW_KEYMASTER module.

EPSS 0.5%CVSS 9.8
critical.is priorityof 100
38
CVSS 9.8 (NVD, ADP agree)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 41.6.416 × 208.3No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Lack of length check vulnerability in the HW_KEYMASTER module. Successful exploitation of this vulnerability may cause out-of-bounds read.

Affected

ProductAffectedFixed inSource
EMUI11.0.0–CNA
EMUI10.1.1–CNA
EMUI10.1.0–CNA

Scores by source

CISA ADP9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refconsumer.huawei.com/en/support/bulletin/2023/5