Resource exhaustion in F5 Big-Ip

CVE-2022-27182

On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, and 14.1.x versions prior to 14.1.4.6, when BIG-IP packet filters are enabled and a virtual server is configured with the type set to Reject, undisclosed requests can cause an increase in memory resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Vulnerability class: DoS (Denial of Service)

EPSS: 0.009 (54.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-27182?
CVE-2022-27182 is a medium-severity vulnerability in F5 Big-Ip, classified under Uncontrolled Resource Consumption. CVSS score: 5.3/10. Published 2022-05-05.
How severe is CVE-2022-27182?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2022-27182 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.