CVE-2019-6596

Description

In BIG-IP 14.0.0-14.0.0.2, 13.0.0-13.1.1.1, 12.1.0-12.1.3.6, 11.6.1-11.6.3.2, or 11.5.1-11.5.8, when processing fragmented ClientHello messages in a DTLS session TMM may corrupt memory eventually leading to a crash. Only systems offering DTLS connections via APM are impacted.

7.5

CVSS

Severity: High

CVSS 3.0 •

CVSS 2.0 •

EPSS 0.78% Top 30%

Vendor Advisory f5.com

Affected: F5 Networks, Inc. BIG-IP (APM)

References

Link	Tags
https://support.f5.com/csp/article/K97241515	vendor advisory
http://www.securityfocus.com/bid/107403	vdb entry third party advisory

Frequently Asked Questions

What is the severity of CVE-2019-6596?: CVE-2019-6596 has been scored as a high severity vulnerability.
How to fix CVE-2019-6596?: To fix CVE-2019-6596, 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-2019-6596 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2019-6596 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-2019-6596?: CVE-2019-6596 affects F5 Networks, Inc. BIG-IP (APM).

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