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CVE-2021-22979

MEDIUMCVSS 6.1/10EPSS 0.58%

Last modified

CVE-2021-22979 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. On BIG-IP version 16.0.x before 16.0.1, 15.1.x before 15.1.1, 14.1.x before 14.1.2.8, 13.1.x before 13.1.3.5, and all 12.1.x versions, a reflected Cross-Site Scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility when Fraud Protection Service is provisioned and allows an attacker to execute JavaScript in the context of the current logged-in user. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.. EPSS estimates a 0.58% chance of exploitation in the next 30 days.

Description

On BIG-IP version 16.0.x before 16.0.1, 15.1.x before 15.1.1, 14.1.x before 14.1.2.8, 13.1.x before 13.1.3.5, and all 12.1.x versions, a reflected Cross-Site Scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility when Fraud Protection Service is provisioned and allows an attacker to execute JavaScript in the context of the current logged-in user. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

Metrics

CVSS 3.1
6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability
0.58%

43.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
F5Big-Ip Access Policy Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Access Policy Manager>= 13.1.0, < 13.1.3.5
F5Big-Ip Access Policy Manager>= 14.1.0, < 14.1.2.8
F5Big-Ip Access Policy Manager>= 15.1.0, < 15.1.1
F5Big-Ip Access Policy Manager>= 16.0.0, < 16.0.1
F5Big-Ip Advanced Firewall Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Advanced Firewall Manager>= 13.1.0, < 13.1.3.5
F5Big-Ip Advanced Firewall Manager>= 14.1.0, < 14.1.2.8
F5Big-Ip Advanced Firewall Manager>= 15.1.0, < 15.1.1
F5Big-Ip Advanced Firewall Manager>= 16.0.0, < 16.0.1
F5Big-Ip Advanced Web Application Firewall>= 12.1.0, <= 12.1.5
F5Big-Ip Advanced Web Application Firewall>= 13.1.0, < 13.1.3.5
F5Big-Ip Advanced Web Application Firewall>= 14.1.0, < 14.1.2.8
F5Big-Ip Advanced Web Application Firewall>= 15.1.0, < 15.1.1
F5Big-Ip Advanced Web Application Firewall>= 16.0.0, < 16.0.1
F5Big-Ip Analytics>= 12.1.0, <= 12.1.5
F5Big-Ip Analytics>= 13.1.0, < 13.1.3.5
F5Big-Ip Analytics>= 14.1.0, < 14.1.2.8
F5Big-Ip Analytics>= 15.1.0, < 15.1.1
F5Big-Ip Analytics>= 16.0.0, < 16.0.1
F5Big-Ip Application Acceleration Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Application Acceleration Manager>= 13.1.0, < 13.1.3.5
F5Big-Ip Application Acceleration Manager>= 14.1.0, < 14.1.2.8
F5Big-Ip Application Acceleration Manager>= 15.1.0, < 15.1.1
F5Big-Ip Application Acceleration Manager>= 16.0.0, < 16.0.1
F5Big-Ip Application Security Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Application Security Manager>= 13.1.0, < 13.1.3.5
F5Big-Ip Application Security Manager>= 14.1.0, < 14.1.2.8
F5Big-Ip Application Security Manager>= 15.1.0, < 15.1.1
F5Big-Ip Application Security Manager>= 16.0.0, < 16.0.1
F5Big-Ip Ddos Hybrid Defender>= 12.1.0, <= 12.1.5
F5Big-Ip Ddos Hybrid Defender>= 13.1.0, < 13.1.3.5
F5Big-Ip Ddos Hybrid Defender>= 14.1.0, < 14.1.2.8
F5Big-Ip Ddos Hybrid Defender>= 15.1.0, < 15.1.1
F5Big-Ip Ddos Hybrid Defender>= 16.0.0, < 16.0.1
F5Big-Ip Domain Name System>= 12.1.0, <= 12.1.5
F5Big-Ip Domain Name System>= 13.1.0, < 13.1.3.5
F5Big-Ip Domain Name System>= 14.1.0, < 14.1.2.8
F5Big-Ip Domain Name System>= 15.1.0, < 15.1.1
F5Big-Ip Domain Name System>= 16.0.0, < 16.0.1
F5Big-Ip Fraud Protection Service>= 12.1.0, <= 12.1.5
F5Big-Ip Fraud Protection Service>= 13.1.0, < 13.1.3.5
F5Big-Ip Fraud Protection Service>= 14.1.0, < 14.1.2.8
F5Big-Ip Fraud Protection Service>= 15.1.0, < 15.1.1
F5Big-Ip Fraud Protection Service>= 16.0.0, < 16.0.1
F5Big-Ip Global Traffic Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Global Traffic Manager>= 13.1.0, < 13.1.3.5
F5Big-Ip Global Traffic Manager>= 14.1.0, < 14.1.2.8
F5Big-Ip Global Traffic Manager>= 15.1.0, < 15.1.1
F5Big-Ip Global Traffic Manager>= 16.0.0, < 16.0.1

Showing 50 of 70 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-22979?
On BIG-IP version 16.0.x before 16.0.1, 15.1.x before 15.1.1, 14.1.x before 14.1.2.8, 13.1.x before 13.1.3.5, and all 12.1.x versions, a reflected Cross-Site Scripting (XSS) vulnerability exists in an undisclosed page of the BIG-IP Configuration utility when Fraud Protection Service is provisioned and allows an attacker to execute JavaScript in the context of the current logged-in user. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.
How severe is CVE-2021-22979?
CVE-2021-22979 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.58% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22979?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST