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CVE-2020-5935

MEDIUMCVSS 5.9/10EPSS 0.80%

Last modified

CVE-2020-5935 is a medium-severity vulnerability rated 5.9/10 on the CVSS scale. On BIG-IP (LTM, AAM, AFM, Analytics, APM, ASM, DNS, FPS, GTM, Link Controller, PEM) versions 15.1.0-15.1.0.5, 14.1.0-14.1.2.3, and 13.1.0-13.1.3.3, when handling MQTT traffic through a BIG-IP virtual server associated with an MQTT profile and an iRule performing manipulations on that traffic, TMM may produce a core file.. EPSS estimates a 0.80% chance of exploitation in the next 30 days.

Description

On BIG-IP (LTM, AAM, AFM, Analytics, APM, ASM, DNS, FPS, GTM, Link Controller, PEM) versions 15.1.0-15.1.0.5, 14.1.0-14.1.2.3, and 13.1.0-13.1.3.3, when handling MQTT traffic through a BIG-IP virtual server associated with an MQTT profile and an iRule performing manipulations on that traffic, TMM may produce a core file.

Metrics

CVSS 3.1
5.9/10

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

EPSS Probability
0.80%

51.8th 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>= 15.0.0, < 15.1.1
F5Big-Ip Advanced Firewall Manager>= 13.1.0, < 13.1.3.4
F5Big-Ip Advanced Firewall Manager>= 14.1.0, < 14.1.2.4
F5Big-Ip Advanced Firewall Manager>= 15.0.0, < 15.1.1
F5Big-Ip Analytics>= 13.1.0, < 13.1.3.4
F5Big-Ip Analytics>= 14.1.0, < 14.1.2.4
F5Big-Ip Analytics>= 15.0.0, < 15.1.1
F5Big-Ip Application Acceleration Manager>= 13.1.0, < 13.1.3.4
F5Big-Ip Application Acceleration Manager>= 14.1.0, < 14.1.2.4
F5Big-Ip Application Acceleration Manager>= 15.0.0, < 15.1.1
F5Big-Ip Application Security Manager>= 13.1.0, < 13.1.3.4
F5Big-Ip Application Security Manager>= 14.1.0, < 14.1.2.4
F5Big-Ip Application Security Manager>= 15.0.0, < 15.1.1
F5Big-Ip Domain Name System>= 13.1.0, < 13.1.3.4
F5Big-Ip Domain Name System>= 14.1.0, < 14.1.2.4
F5Big-Ip Domain Name System>= 15.0.0, < 15.1.1
F5Big-Ip Fraud Protection Service>= 13.1.0, < 13.1.3.4
F5Big-Ip Fraud Protection Service>= 14.1.0, < 14.1.2.4
F5Big-Ip Fraud Protection Service>= 15.0.0, < 15.1.1
F5Big-Ip Global Traffic Manager>= 13.1.0, < 13.1.3.4
F5Big-Ip Global Traffic Manager>= 14.1.0, < 14.1.2.4
F5Big-Ip Global Traffic Manager>= 15.0.0, < 15.1.1
F5Big-Ip Link Controller>= 13.1.0, < 13.1.3.4
F5Big-Ip Link Controller>= 14.1.0, < 14.1.2.4
F5Big-Ip Link Controller>= 15.0.0, < 15.1.1
F5Big-Ip Local Traffic Manager>= 13.1.0, < 13.1.3.4
F5Big-Ip Local Traffic Manager>= 14.1.0, < 14.1.2.4
F5Big-Ip Local Traffic Manager>= 15.0.0, < 15.1.1
F5Big-Ip Policy Enforcement Manager>= 13.1.0, < 13.1.3.4
F5Big-Ip Policy Enforcement Manager>= 14.1.0, < 14.1.2.4
F5Big-Ip Policy Enforcement Manager>= 15.0.0, < 15.1.1

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2020-5935?
On BIG-IP (LTM, AAM, AFM, Analytics, APM, ASM, DNS, FPS, GTM, Link Controller, PEM) versions 15.1.0-15.1.0.5, 14.1.0-14.1.2.3, and 13.1.0-13.1.3.3, when handling MQTT traffic through a BIG-IP virtual server associated with an MQTT profile and an iRule performing manipulations on that traffic, TMM may produce a core file.
How severe is CVE-2020-5935?
CVE-2020-5935 has a CVSS score of 5.9/10 (MEDIUM severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.
How do I fix CVE-2020-5935?
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-2020-5935?

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

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Source: NVD / NIST