SB2022051610 - Multiple vulnerabilities in Cyclos

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Cross-site scripting (CVE-ID: CVE-2021-31674)

The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote user can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

2) Cross-site scripting (CVE-ID: CVE-2021-31673)

The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. The vulnerability allows remote user to inject arbitrary web script or HTML via the groupId parameter.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Remediation

Install update from vendor's website.

References

• https://tf1t.gitbook.io/mycve/cylos/cyclos-4.14.7-dom-based-cross-site-scripting-in-undefined-enum-cve-2021-31674
• http://cyclos.com
• https://www.exploit-db.com/exploits/50908
• https://tf1t.gitbook.io/mycve/cylos/cyclos-4.14.7-dom-based-cross-site-scripting-cve-2021-31673
• http://packetstormsecurity.com/files/167040/Cyclos-4.14.7-Cross-Site-Scripting.html