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CVE-2022-28708

On F5 BIG-IP 16.1.x versions prior to 16.1.2.2 and 15.1.x versions prior to 15.1.5.1, when a BIG-IP DNS resolver-enabled, HTTP-Explicit or…

Medium5.9EPSS 0.82%
Published
Updated
Reserved
Assigned by
f5

Description

On F5 BIG-IP 16.1.x versions prior to 16.1.2.2 and 15.1.x versions prior to 15.1.5.1, when a BIG-IP DNS resolver-enabled, HTTP-Explicit or SOCKS profile is configured on a virtual server, an undisclosed DNS response can cause the Traffic Management Microkernel (TMM) process to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Scores

CVSS scores of CVE-2022-28708, by who scored it
Scored byCVSSScoreVector
f5CNA (assigner)3.1Medium5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
NVDNVD · Modified3.1Medium5.9CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS (exploitation in 30 days)
0.82% · top 43% of all CVEs (6 Nov 2026)
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.9.

Weakness

Affected products

  • F5 · BIG-IP

    • unaffected 14.1.x
    • unaffected 13.1.x
    • unaffected 12.1.x
    • unaffected 11.6.x
    • unaffected 17.0.0 – < 17.0.x*
    • affected 16.1.x – < 16.1.2.2
    • affected 15.1.x – < 15.1.5.1

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

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Record last updated .