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CVE-2018-5501

UnknownEPSS 1.41%

Last modified

CVE-2018-5501 is a vulnerability of currently unknown severity. In some circumstances, on F5 BIG-IP systems running 13.0.0, 12.1.0 - 12.1.3.1, any 11.6.x or 11.5.x release, or 11.2.1, TCP DNS profile allows excessive buffering due to lack of flow control.. EPSS estimates a 1.41% chance of exploitation in the next 30 days.

Description

In some circumstances, on F5 BIG-IP systems running 13.0.0, 12.1.0 - 12.1.3.1, any 11.6.x or 11.5.x release, or 11.2.1, TCP DNS profile allows excessive buffering due to lack of flow control.

Metrics

EPSS Probability
1.41%

69.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
F5Big-Ip Local Traffic Manager>= 11.5.1, <= 11.5.4
F5Big-Ip Local Traffic Manager>= 11.6.1, <= 11.6.2
F5Big-Ip Local Traffic Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Local Traffic Manager11.2.1
F5Big-Ip Local Traffic Manager13.0.0
F5Big-Ip Application Acceleration Manager>= 11.5.1, <= 11.5.4
F5Big-Ip Application Acceleration Manager>= 11.6.1, <= 11.6.2
F5Big-Ip Application Acceleration Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Application Acceleration Manager11.2.1
F5Big-Ip Application Acceleration Manager13.0.0
F5Big-Ip Advanced Firewall Manager>= 11.5.1, <= 11.5.4
F5Big-Ip Advanced Firewall Manager>= 11.6.1, <= 11.6.2
F5Big-Ip Advanced Firewall Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Advanced Firewall Manager11.2.1
F5Big-Ip Advanced Firewall Manager13.0.0
F5Big-Ip Analytics>= 11.5.1, <= 11.5.4
F5Big-Ip Analytics>= 11.6.1, <= 11.6.2
F5Big-Ip Analytics>= 12.1.0, <= 12.1.3
F5Big-Ip Analytics11.2.1
F5Big-Ip Analytics13.0.0
F5Big-Ip Access Policy Manager>= 11.5.1, <= 11.5.4
F5Big-Ip Access Policy Manager>= 11.6.1, <= 11.6.2
F5Big-Ip Access Policy Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Access Policy Manager11.2.1
F5Big-Ip Access Policy Manager13.0.0
F5Big-Ip Application Security Manager>= 11.5.1, <= 11.5.4
F5Big-Ip Application Security Manager>= 11.6.1, <= 11.6.2
F5Big-Ip Application Security Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Application Security Manager11.2.1
F5Big-Ip Application Security Manager13.0.0
F5Big-Ip Dns>= 11.5.1, <= 11.5.4
F5Big-Ip Dns>= 11.6.1, <= 11.6.2
F5Big-Ip Dns>= 12.1.0, <= 12.1.3
F5Big-Ip Dns11.2.1
F5Big-Ip Dns13.0.0
F5Big-Ip Link Controller>= 11.5.1, <= 11.5.4
F5Big-Ip Link Controller>= 11.6.1, <= 11.6.2
F5Big-Ip Link Controller>= 12.1.0, <= 12.1.3
F5Big-Ip Link Controller11.2.1
F5Big-Ip Link Controller13.0.0
F5Big-Ip Policy Enforcement Manager>= 11.5.1, <= 11.5.4
F5Big-Ip Policy Enforcement Manager>= 11.6.1, <= 11.6.2
F5Big-Ip Policy Enforcement Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Policy Enforcement Manager11.2.1
F5Big-Ip Policy Enforcement Manager13.0.0
F5Big-Ip Websafe>= 11.5.1, <= 11.5.4
F5Big-Ip Websafe>= 11.6.1, <= 11.6.2
F5Big-Ip Websafe>= 12.1.0, <= 12.1.3
F5Big-Ip Websafe11.2.1
F5Big-Ip Websafe13.0.0

Showing 50 of 65 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-5501?
In some circumstances, on F5 BIG-IP systems running 13.0.0, 12.1.0 - 12.1.3.1, any 11.6.x or 11.5.x release, or 11.2.1, TCP DNS profile allows excessive buffering due to lack of flow control.
How severe is CVE-2018-5501?
Severity scoring for CVE-2018-5501 is pending analysis. The EPSS model estimates a 1.41% probability of exploitation in the next 30 days.
How do I fix CVE-2018-5501?
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.

How Strix Helps

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Source: NVD / NIST