Strix
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CVE-2018-5535

UnknownEPSS 2.60%

Last modified

CVE-2018-5535 is a vulnerability of currently unknown severity. On F5 BIG-IP 14.0.0, 13.0.0-13.1.0, 12.1.0-12.1.3, or 11.5.1-11.6.3 specifically crafted HTTP responses, when processed by a Virtual Server with an associated QoE profile that has Video enabled, may cause TMM to incorrectly buffer response data causing the TMM to restart resulting in a Denial of Service.. EPSS estimates a 2.60% chance of exploitation in the next 30 days.

Description

On F5 BIG-IP 14.0.0, 13.0.0-13.1.0, 12.1.0-12.1.3, or 11.5.1-11.6.3 specifically crafted HTTP responses, when processed by a Virtual Server with an associated QoE profile that has Video enabled, may cause TMM to incorrectly buffer response data causing the TMM to restart resulting in a Denial of Service.

Metrics

EPSS Probability
2.60%

83.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
F5Big-Ip Local Traffic Manager>= 11.2.1, <= 11.6.3
F5Big-Ip Local Traffic Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Local Traffic Manager>= 13.0.0, <= 13.1.1
F5Big-Ip Local Traffic Manager14.0.0
F5Big-Ip Application Acceleration Manager>= 11.2.1, <= 11.6.3
F5Big-Ip Application Acceleration Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Application Acceleration Manager>= 13.0.0, <= 13.1.1
F5Big-Ip Application Acceleration Manager14.0.0
F5Big-Ip Advanced Firewall Manager>= 11.2.1, <= 11.6.3
F5Big-Ip Advanced Firewall Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Advanced Firewall Manager>= 13.0.0, <= 13.1.1
F5Big-Ip Advanced Firewall Manager14.0.0
F5Big-Ip Analytics>= 11.2.1, <= 11.6.3
F5Big-Ip Analytics>= 12.1.0, <= 12.1.3
F5Big-Ip Analytics>= 13.0.0, <= 13.1.1
F5Big-Ip Analytics14.0.0
F5Big-Ip Access Policy Manager>= 11.2.1, <= 11.6.3
F5Big-Ip Access Policy Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Access Policy Manager>= 13.0.0, <= 13.1.1
F5Big-Ip Access Policy Manager14.0.0
F5Big-Ip Application Security Manager>= 11.2.1, <= 11.6.3
F5Big-Ip Application Security Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Application Security Manager>= 13.0.0, <= 13.1.1
F5Big-Ip Application Security Manager14.0.0
F5Big-Ip Domain Name System>= 11.2.1, <= 11.6.3
F5Big-Ip Domain Name System>= 12.1.0, <= 12.1.3
F5Big-Ip Domain Name System>= 13.0.0, <= 13.1.1
F5Big-Ip Domain Name System14.0.0
F5Big-Ip Edge Gateway>= 11.2.1, <= 11.6.3
F5Big-Ip Edge Gateway>= 12.1.0, <= 12.1.3
F5Big-Ip Edge Gateway>= 13.0.0, <= 13.1.1
F5Big-Ip Edge Gateway14.0.0
F5Big-Ip Fraud Protection Service>= 11.2.1, <= 11.6.3
F5Big-Ip Fraud Protection Service>= 12.1.0, <= 12.1.3
F5Big-Ip Fraud Protection Service>= 13.0.0, <= 13.1.1
F5Big-Ip Fraud Protection Service14.0.0
F5Big-Ip Global Traffic Manager>= 11.2.1, <= 11.6.3
F5Big-Ip Global Traffic Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Global Traffic Manager>= 13.0.0, <= 13.1.1
F5Big-Ip Global Traffic Manager14.0.0
F5Big-Ip Link Controller>= 11.2.1, <= 11.6.3
F5Big-Ip Link Controller>= 12.1.0, <= 12.1.3
F5Big-Ip Link Controller>= 13.0.0, <= 13.1.1
F5Big-Ip Link Controller14.0.0
F5Big-Ip Policy Enforcement Manager>= 11.2.1, <= 11.6.3
F5Big-Ip Policy Enforcement Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Policy Enforcement Manager>= 13.0.0, <= 13.1.1
F5Big-Ip Policy Enforcement Manager14.0.0
F5Big-Ip Webaccelerator>= 11.2.1, <= 11.6.3
F5Big-Ip Webaccelerator>= 12.1.0, <= 12.1.3

Showing 50 of 52 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-5535?
On F5 BIG-IP 14.0.0, 13.0.0-13.1.0, 12.1.0-12.1.3, or 11.5.1-11.6.3 specifically crafted HTTP responses, when processed by a Virtual Server with an associated QoE profile that has Video enabled, may cause TMM to incorrectly buffer response data causing the TMM to restart resulting in a Denial of Service.
How severe is CVE-2018-5535?
Severity scoring for CVE-2018-5535 is pending analysis. The EPSS model estimates a 2.60% probability of exploitation in the next 30 days.
How do I fix CVE-2018-5535?
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-2018-5535?

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

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Source: NVD / NIST