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01 Record

CVE-2022-28706

On F5 BIG-IP 16.1.x versions prior to 16.1.2 and 15.1.x versions prior to 15.1.5.1, when the DNS resolver configuration is used, undisclosed requests can cause the Traffic Management Microkernel (TMM)

MediumPUBLISHEDCNA: f5
CNA base score5.9 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
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02 Description

On F5 BIG-IP 16.1.x versions prior to 16.1.2 and 15.1.x versions prior to 15.1.5.1, when the DNS resolver configuration is used, undisclosed requests can cause the Traffic Management Microkernel (TMM)

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
0.81% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 56.9% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2022-05-05 16:37Z4 YR AGO
Last updated
2024-09-17 01:26Z2 YR AGO
Reserved
2022-04-19
Assigning CNA
f5
Record state
PUBLISHED
Severity
Medium (CVSS 5.9)
CNA CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
  • CWE-754Improper Check for Unusual or Exceptional ConditionsClass
Data version
5.1
Document digest
47974a6fcf6d5e3bc05c4bb6af32d4a66c29d6c4f9cb4054ae53c2eecc878036

05 Affected products

VendorProductVersionsPlatforms
F5BIG-IP16.1.x to < 16.1.2, 15.1.x to < 15.1.5.1—

06 References