SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2020-9211

There is an out-of-bound read and write vulnerability in Huawei smartphone.

HIGH 7.2EPSS 0.25%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.25%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

There is an out-of-bound read and write vulnerability in Huawei smartphone. A module dose not verify the input sufficiently. Attackers can exploit this vulnerability by modifying some configuration to cause out-of-bound read and write, causing denial of service. (Vulnerability ID: HWPSIRT-2020-05103) This vulnerability has been assigned a Common Vulnerabilities and Exposures (CVE) ID: CVE-2020-9211.

CVSS 3.1
7.2 HIGHCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
EPSS
0.25% probability · 16th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-125, CWE-787
Affected
huawei/mate 30 firmware
Source
psirt@huawei.com
EPSS trend
0%3%5%27 October 2026: 0.25%27 October 202627 October 2026

EPSS 0.2% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.