CVE-2021-23013

Description

On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.3, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, and 12.1.x before 12.1.5.3, the Traffic Management Microkernel (TMM) may stop responding when processing Stream Control Transmission Protocol (SCTP) traffic under certain conditions. This vulnerability affects TMM by way of a virtual server configured with an SCTP profile. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

7.5

CVSS

Severity: High

CVSS 3.1 •

CVSS 2.0 •

EPSS 0.80% Top 30%

Vendor Advisory f5.com Vendor Advisory f5.com

Affected: n/a BIG-IP

References

Link	Tags
https://support.f5.com/csp/article/K04234247	not applicable vendor advisory
https://support.f5.com/csp/article/K05300051	vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-23013?: CVE-2021-23013 has been scored as a high severity vulnerability.
How to fix CVE-2021-23013?: To fix CVE-2021-23013, 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-2021-23013 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2021-23013 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-2021-23013?: CVE-2021-23013 affects n/a BIG-IP.

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