Stored XSS in Liferay Portal and Liferay DXP

1) Stored cross-site scripting

EUVDB-ID: #VU101834

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-37940

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

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 passed via the edit Service Access Policy page. A remote user can inject 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.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Liferay Enterprise Portal: 7.0 CE GA5 - 7.4.13 u86

Liferay DXP: before 7.3 update 30

CPE2.3

• cpe:2.3:a:liferay:liferay_portal:7.0.6:*:*:*:*:*:*:*
• cpe:2.3:a:liferay:liferay_portal:7.1.3:*:*:*:*:*:*:*
• cpe:2.3:a:liferay:liferay_portal:7.2.1:*:*:*:*:*:*:*
• cpe:2.3:a:liferay:liferay_portal:7.3.7:ga8:*:*:*:*:*:*
• cpe:2.3:a:liferay:liferay_portal:7.4.13:u86:*:*:*:*:*:*
• cpe:2.3:a:liferay:liferay_dxp:*:*:*:*:*:*:*:*

External links

https://liferay.dev/portal/security/known-vulnerabilities/-/asset_publisher/jekt/content/CVE-2023-37940

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.