Cross-site request forgery in ELECOM CO. ,LTD. products - CVE-2021-20860

Vulnerability identifier: #VU58443

CSH Severity: Low

CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear

CVE-ID: CVE-2021-20860

CWE-ID: CWE-352

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerable software:
WRC-1167GST2
WRC-1167GST2A
WRC-1167GST2H
WRC-2533GS2-B
WRC-2533GS2-W
WRC-1750GS
WRC-1750GSV
WRC-1900GST
WRC-2533GST
WRC-2533GSTA
WRC-2533GST2
WRC-2533GST2SP
WRC-2533GST2-G
EDWRC-2533GST2

Software vendor:
ELECOM CO. ,LTD.

The vulnerability allows a remote attacker to perform cross-site request forgery attacks.

The vulnerability exists due to insufficient validation of the HTTP request origin. A remote attacker can trick the victim to visit a specially crafted web page and perform arbitrary actions on behalf of the victim on the vulnerable website.

Install updates from vendor's website.

• https://jvn.jp/en/jp/JVN88993473/index.html
• https://www.elecom.co.jp/news/security/20211130-01/