SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-1802

There is an insufficient integrity validation vulnerability in several products.

MEDIUM 4.6EPSS 0.15%

Does this matter?

Lower severity and a low EPSS score (0.15%). Track it; it rarely justifies an emergency change on its own.

Description

There is an insufficient integrity validation vulnerability in several products. The device does not sufficiently validate the integrity of certain file in certain loading processes, successful exploit could allow the attacker to load a crafted file to the device through USB.Affected product versions include:OSCA-550 versions 1.0.1.23(SP2);OSCA-550A versions 1.0.1.23(SP2);OSCA-550AX versions 1.0.1.23(SP2);OSCA-550X versions 1.0.1.23(SP2).

CVSS 3.1
4.6 MEDIUMCVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
EPSS
0.15% probability · 4th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-354
Affected
huawei/osca-550 firmware · huawei/osca-550a firmware · huawei/osca-550ax firmware · huawei/osca-550x firmware
Source
psirt@huawei.com
EPSS trend
0%3%5%26 October 2026: 0.15%26 October 202626 October 2026

EPSS 0.2% since 26 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.