SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-7987

There is an out-of-bounds write vulnerability on Huawei P20 smartphones with versions before 8.1.0.171(C00).

MEDIUM 5.9EPSS 0.73%

Does this matter?

Lower severity and a low EPSS score (0.73%). Track it; it rarely justifies an emergency change on its own.

Description

There is an out-of-bounds write vulnerability on Huawei P20 smartphones with versions before 8.1.0.171(C00). The software does not handle the response message properly when the user doing certain inquiry operation, an attacker could send crafted message to the device, successful exploit could cause a denial of service condition.

CVSS 3.0
5.9 MEDIUMCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
0.73% probability · 54th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-787
Affected
huawei/p20 firmware
Source
psirt@huawei.com
EPSS trend
0%3%5%27 October 2026: 0.73%27 October 202627 October 2026

EPSS 0.7% 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.