VulnerabilityModified

CVE-2021-37022

There is a Heap-based Buffer Overflow vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability will cause root permission which can be escalated.

CRITICAL 9.8EPSS 0.93%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.93%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

There is a Heap-based Buffer Overflow vulnerability in Huawei Smartphone.Successful exploitation of this vulnerability will cause root permission which can be escalated.

CVSS 3.1: 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 0.93% probability · 59th percentile
CISA KEV: Not listed
Weakness: CWE-787
Affected: huawei/harmonyos
Source: psirt@huawei.com

References

https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202108-0000001180965965Vendor Advisory
https://device.harmonyos.com/cn/docs/security/update/security-bulletins-202108-0000001180965965Vendor Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.