VYPR
High severity7.4NVD Advisory· Published May 5, 2022· Updated Jun 17, 2026

CVE-2022-26071

CVE-2022-26071

Description

On F5 BIG-IP 16.1.x versions prior to 16.1.2.2, 15.1.x versions prior to 15.1.5.1, 14.1.x versions prior to 14.1.4.6, 13.1.x versions prior to 13.1.5, and all versions of 12.1.x and 11.6.x, a flaw in the way reply ICMP packets are limited in the Traffic Management Microkernel (TMM) allows an attacker to quickly scan open UDP ports. This flaw allows an off-path remote attacker to effectively bypass source port UDP randomization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated

Affected products

2
  • F5, Inc./Big IPllm-fuzzy2 versions
    16.1.x < 16.1.2.2, 15.1.x < 15.1.5.1, 14.1.x < 14.1.4.6, 13.1.x < 13.1.5, all versions of 12.1.x and 11.6.x+ 1 more
    • (no CPE)range: 16.1.x < 16.1.2.2, 15.1.x < 15.1.5.1, 14.1.x < 14.1.4.6, 13.1.x < 13.1.5, all versions of 12.1.x and 11.6.x
    • (no CPE)range: 12.1.x

Patches

Vulnerability mechanics

References

1

News mentions

0

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