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CVE-2021-22974

HIGHCVSS 7.5/10EPSS 0.80%

Last modified

CVE-2021-22974 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. On BIG-IP version 16.0.x before 16.0.1.1, 15.1.x before 15.1.2, 14.1.x before 14.1.3.1, and 13.1.x before 13.1.3.6 and all versions of BIG-IQ 7.x and 6.x, an authenticated attacker with access to iControl REST over the control plane may be able to take advantage of a race condition to execute commands with an elevated privilege level. This vulnerability is due to an incomplete fix for CVE-2017-6167. EPSS estimates a 0.80% chance of exploitation in the next 30 days.

Description

On BIG-IP version 16.0.x before 16.0.1.1, 15.1.x before 15.1.2, 14.1.x before 14.1.3.1, and 13.1.x before 13.1.3.6 and all versions of BIG-IQ 7.x and 6.x, an authenticated attacker with access to iControl REST over the control plane may be able to take advantage of a race condition to execute commands with an elevated privilege level. This vulnerability is due to an incomplete fix for CVE-2017-6167. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

Metrics

CVSS 3.1
7.5/10

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

EPSS Probability
0.80%

52.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
F5Big-Ip Access Policy Manager>= 13.1.0, < 13.1.3.6
F5Big-Ip Access Policy Manager>= 14.1.0, < 14.1.3.1
F5Big-Ip Access Policy Manager>= 15.1.0, < 15.1.2
F5Big-Ip Access Policy Manager>= 16.0.0, < 16.0.1.1
F5Big-Ip Advanced Firewall Manager>= 13.1.0, < 13.1.3.5
F5Big-Ip Advanced Firewall Manager>= 14.1.0, < 14.1.3.1
F5Big-Ip Advanced Firewall Manager>= 15.1.0, < 15.1.2
F5Big-Ip Advanced Firewall Manager>= 16.0.0, < 16.0.1.1
F5Big-Ip Advanced Web Application Firewall>= 13.1.0, < 13.1.3.6
F5Big-Ip Advanced Web Application Firewall>= 14.1.0, < 14.1.3.1
F5Big-Ip Advanced Web Application Firewall>= 15.1.0, < 15.1.2
F5Big-Ip Advanced Web Application Firewall>= 16.0.0, < 16.0.1.1
F5Big-Ip Analytics>= 13.1.0, < 13.1.3.6
F5Big-Ip Analytics>= 14.1.0, < 14.1.3.1
F5Big-Ip Analytics>= 15.1.0, < 15.1.2
F5Big-Ip Analytics>= 16.0.0, < 16.0.1.1
F5Big-Ip Application Acceleration Manager>= 13.1.0, < 13.1.3.6
F5Big-Ip Application Acceleration Manager>= 14.1.0, < 14.1.3.1
F5Big-Ip Application Acceleration Manager>= 15.1.0, < 15.1.2
F5Big-Ip Application Acceleration Manager>= 16.0.0, < 16.0.1.1
F5Big-Ip Application Security Manager>= 13.1.0, < 13.1.3.6
F5Big-Ip Application Security Manager>= 14.1.0, < 14.1.3.1
F5Big-Ip Application Security Manager>= 15.1.0, < 15.1.2
F5Big-Ip Application Security Manager>= 16.0.0, < 16.0.1.1
F5Big-Ip Ddos Hybrid Defender>= 13.1.0, < 13.1.3.6
F5Big-Ip Ddos Hybrid Defender>= 14.1.0, < 14.1.3.1
F5Big-Ip Ddos Hybrid Defender>= 15.1.0, < 15.1.2
F5Big-Ip Ddos Hybrid Defender>= 16.0.0, < 16.0.1.1
F5Big-Ip Domain Name System>= 13.1.0, < 13.1.3.6
F5Big-Ip Domain Name System>= 14.1.0, < 14.1.3.1
F5Big-Ip Domain Name System>= 15.1.0, < 15.1.2
F5Big-Ip Domain Name System>= 16.0.0, < 16.0.1.1
F5Big-Ip Fraud Protection Service>= 13.1.0, < 13.1.3.5
F5Big-Ip Fraud Protection Service>= 14.1.0, < 14.1.3.1
F5Big-Ip Fraud Protection Service>= 15.1.0, < 15.1.2
F5Big-Ip Fraud Protection Service>= 16.0.0, < 16.0.1.1
F5Big-Ip Global Traffic Manager>= 13.1.0, < 13.1.3.6
F5Big-Ip Global Traffic Manager>= 14.1.0, < 14.1.3.1
F5Big-Ip Global Traffic Manager>= 15.1.0, < 15.1.2
F5Big-Ip Global Traffic Manager>= 16.0.0, < 16.0.1.1
F5Big-Ip Link Controller>= 13.1.0, < 13.1.3.6
F5Big-Ip Link Controller>= 14.1.0, < 14.1.3.1
F5Big-Ip Link Controller>= 15.1.0, < 15.1.2
F5Big-Ip Link Controller>= 16.0.0, < 16.0.1.1
F5Big-Ip Local Traffic Manager>= 13.1.0, < 13.1.3.6
F5Big-Ip Local Traffic Manager>= 14.1.0, < 14.1.3.1
F5Big-Ip Local Traffic Manager>= 15.1.0, < 15.1.2
F5Big-Ip Local Traffic Manager>= 16.0.0, < 16.0.1.1
F5Big-Ip Policy Enforcement Manager>= 13.1.0, < 13.1.3.6
F5Big-Ip Policy Enforcement Manager>= 14.1.0, < 14.1.3.1

Showing 50 of 58 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-22974?
On BIG-IP version 16.0.x before 16.0.1.1, 15.1.x before 15.1.2, 14.1.x before 14.1.3.1, and 13.1.x before 13.1.3.6 and all versions of BIG-IQ 7.x and 6.x, an authenticated attacker with access to iControl REST over the control plane may be able to take advantage of a race condition to execute commands with an elevated privilege level. This vulnerability is due to an incomplete fix for CVE-2017-6167. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.
How severe is CVE-2021-22974?
CVE-2021-22974 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22974?
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.

Are you affected by CVE-2021-22974?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST