Stored cross-site scripting in TIBCO EBX Add-ons

1) Stored cross-site scripting

EUVDB-ID: #VU22734

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-2019-17331

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 attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the Data Exchange Web Interface component. A remote authenticated attacker 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

TIBCO EBX Add-ons: 3.20.13 - 4.1.0

CPE2.3

• cpe:2.3:a:tibco:tibco_ebx_add-ons:*:*:*:*:*:*:*:*
• cpe:2.3:a:tibco:tibco_ebx_add-ons:3.20.13:*:*:*:*:*:*:*
• cpe:2.3:a:tibco:tibco_ebx_add-ons:4.1.0:*:*:*:*:*:*:*

External links

https://www.tibco.com/services/support/advisories
https://www.tibco.com/support/advisories/2019/11/tibco-security-advisory-november-12-2019-tibco-ebx-add-on-2019-17331

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.