Cross-site scripting in F5 BIG-IQ Centralized Management



Published: 2021-03-11
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2021-23006
CWE ID CWE-79
Exploitation vector Network
Public exploit N/A
Vulnerable software
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BIG-IQ Centralized Management
Server applications / Remote management servers, RDP, SSH

Vendor F5 Networks, Inc.

Security Advisory

This security advisory describes one medium risk vulnerability.

1) Cross-site scripting

Risk: Medium

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] [PCI]

CVE-ID: CVE-2021-23006

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 BIG-IQ user interface. 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-IQ Centralized Management: 6.0.0, 6.0.1, 7.0.0, 7.0.0.2, 7.1.0, 7.1.0.3

CPE External links

https://support.f5.com/csp/article/K30585021

Q & A

Can this vulnerability be exploited remotely?

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

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected application in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

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



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