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CVE-2020-5934

MEDIUMCVSS 6.5/10EPSS 0.45%

Last modified

CVE-2020-5934 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. On BIG-IP APM 15.1.0-15.1.0.5, 14.1.0-14.1.2.3, and 13.1.0-13.1.3.3, when multiple HTTP requests from the same client to configured SAML Single Logout (SLO) URL are passing through a TCP Keep-Alive connection, traffic to TMM can be disrupted.. EPSS estimates a 0.45% chance of exploitation in the next 30 days.

Description

On BIG-IP APM 15.1.0-15.1.0.5, 14.1.0-14.1.2.3, and 13.1.0-13.1.3.3, when multiple HTTP requests from the same client to configured SAML Single Logout (SLO) URL are passing through a TCP Keep-Alive connection, traffic to TMM can be disrupted.

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.45%

35.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
F5Big-Ip Access Policy Manager>= 13.1.0, < 13.1.3.4
F5Big-Ip Access Policy Manager>= 14.1.0, < 14.1.2.4
F5Big-Ip Access Policy Manager>= 15.1.0, < 15.1.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-5934?
On BIG-IP APM 15.1.0-15.1.0.5, 14.1.0-14.1.2.3, and 13.1.0-13.1.3.3, when multiple HTTP requests from the same client to configured SAML Single Logout (SLO) URL are passing through a TCP Keep-Alive connection, traffic to TMM can be disrupted.
How severe is CVE-2020-5934?
CVE-2020-5934 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.45% probability of exploitation in the next 30 days.
How do I fix CVE-2020-5934?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-5934?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST