Reflected cross-site scripting in BIG-IP

1) Reflected cross-site scripting

EUVDB-ID: #VU22559

Risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-6657

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 Traffic Management User Interface (TMUI), also known as Configuration utility. A remote attacker 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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

BIG-IP: 11.5.2 - 13.1.3

CPE2.3

• cpe:2.3:h:f5_networks:big-ip:11.5.9:*:*:*:*:*:*:*
• cpe:2.3:h:f5_networks:big-ip:11.6.5:*:*:*:*:*:*:*
• cpe:2.3:h:f5_networks:big-ip:12.1.5:*:*:*:*:*:*:*
• cpe:2.3:h:f5_networks:big-ip:13.1.3:*:*:*:*:*:*:*

External links

http://support.f5.com/csp/article/K22441651

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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