CVE-2021-23004

Description

On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2, 14.1.x before 14.1.3.1, 13.1.x before 13.1.3.6, 12.1.x before 12.1.5.3, and 11.6.x before 11.6.5.3, Multipath TCP (MPTCP) forwarding flows may be created on standard virtual servers without MPTCP enabled in the applied TCP profile. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.65%

Vendor Advisory f5.com

Affected: n/a BIG-IP

References

Link	Tags
https://support.f5.com/csp/article/K31025212	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-23004?: CVE-2021-23004 has been scored as a high severity vulnerability.
How to fix CVE-2021-23004?: To fix CVE-2021-23004, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-23004 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-23004 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-23004?: CVE-2021-23004 affects n/a BIG-IP.

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