Cross-site request forgery in Japan Total System products - CVE-2021-20786
Published: July 19, 2021
Vulnerability identifier: #VU54939
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/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-2021-20786
CWE-ID: CWE-352
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
GroupSession Free edition
GroupSession byCloud
GroupSession ZION
GroupSession Free edition
GroupSession byCloud
GroupSession ZION
Software vendor:
Japan Total System
Japan Total System
Description
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.
Remediation
Install updates from vendor's website.