DOM-based cross-site scripting in Cybozu Garoon - CVE-2019-5975

 

DOM-based cross-site scripting in Cybozu Garoon - CVE-2019-5975

Published: July 18, 2019 / Updated: July 18, 2019


Vulnerability identifier: #VU19234
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear
CVE-ID: CVE-2019-5975
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Cybozu
Affected software:
Cybozu Garoon

Detailed vulnerability description

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

The vulnerability exists due to insufficient sanitization of user-supplied data in the "Portal" application. A remote unauthenticated attacker can trick the logged in user 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.


How to mitigate CVE-2019-5975

Install updates from vendor's website.

Sources