Improper input validation in Huawei Harmonyos

CVE-2021-22457

A component of the HarmonyOS has a Improper Input Validation vulnerability. Local attackers may exploit this vulnerability to cause out-of-bounds write.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.001 (3.4th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 3rd percentile — 3.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-22457: held from 0.001 to 0.001.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-22457?
CVE-2021-22457 is a low-severity vulnerability in Huawei Harmonyos, classified under Improper Input Validation. CVSS score: 3.3/10. Published 2021-10-28.
How severe is CVE-2021-22457?
Low severity. CVSS v3 base score is 3.3 out of 10.