CVE-2021-47820

Ubee EVW327 contains a cross-site request forgery vulnerability that allows attackers to enable remote access without user interaction. Attackers can craft a malicious webpage that automatically submits a form to change router remote access settings to port 8080 without the user's consent.

CVSS v4.0

5.1 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1

5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

EPSS

0.19% chance of exploitation in the next 30 days, 9th percentile

Published

2026-01-16

Proof-of-concept exploits (1)

• https://www.exploit-db.com/exploits/49920

References

• CVE Record
• NVD entry

Related

• CVE-2021-47819
• CVE-2021-47821
• CVE-2021-47818
• CVE-2021-47822
• CVE-2021-47817
• CVE-2021-47823