SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2020-9420

The login password of the web administrative dashboard in Arcadyan Wifi routers VRV9506JAC23 is sent in cleartext, allowing an attacker to sniff and intercept traffic to learn the administrative credentials to the router.

MEDIUM 6.5EPSS 0.49%

Does this matter?

Lower severity and a low EPSS score (0.49%). Track it; it rarely justifies an emergency change on its own.

Description

The login password of the web administrative dashboard in Arcadyan Wifi routers VRV9506JAC23 is sent in cleartext, allowing an attacker to sniff and intercept traffic to learn the administrative credentials to the router.

CVSS 3.1
6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS
0.49% probability · 42th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-319
Affected
arcadyan/vrv9506jac23 firmware
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 0.49%26 October 202626 October 2026

EPSS 0.5% 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.