CVE-2021-22994

moderate-risk
Published 2021-03-31

On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, 12.1.x before 12.1.5.3, and 11.6.x before 11.6.5.3, undisclosed endpoints in iControl REST allow for a reflected XSS attack, which could lead to a complete compromise of the BIG-IP system if the victim user is granted the admin role. This vulnerability is due to an incomplete fix for CVE-2020-5948. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

Do I need to act?

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0.32% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.1/10 Medium
NETWORK / LOW complexity

Affected Products (14)

Affected Vendors

F5

References (2)

Vendor Advisory https://support.f5.com/csp/article/K66851119
Vendor Advisory https://support.f5.com/csp/article/K66851119
42
/ 100
moderate-risk
Severity 23/34 · High
Exploitability 1/34 · Minimal
Exposure 18/34 · Moderate