Medium severity · published Jan 25, 2022
CVE-2022-23028
On BIG-IP AFM version 16.x before 16.1.0, 15.1.x before 15.1.5, 14.1.x before 14.1.4.5, and all versions of 13.1.x, when global AFM SYN cookie protection (TCP Half Open flood…
5.3
CVSS
0.9%
EPSS
No
On KEV
Description
On BIG-IP AFM version 16.x before 16.1.0, 15.1.x before 15.1.5, 14.1.x before 14.1.4.5, and all versions of 13.1.x, when global AFM SYN cookie protection (TCP Half Open flood vector) is activated in the AFM Device Dos or DOS profile, certain types of TCP connections will fail. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 59% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BA
Big-ip Advanced Firewall Manager · F5
13.1.0 through 13.1.4; 14.1.0 through 14.1.4; 15.1.0 through 15.1.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2022-23028
CVE.org
https://www.cve.org/CVERecord?id=CVE-2022-23028
Mitigation
https://support.f5.com/csp/article/K16101409
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