Strix
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CVE-2018-5541

UnknownEPSS 1.84%

Last modified

CVE-2018-5541 is a vulnerability of currently unknown severity. When F5 BIG-IP ASM 13.0.0-13.1.0.1, 12.1.0-12.1.3.5, 11.6.0-11.6.3.1, or 11.5.1-11.5.6 is processing HTTP requests, an unusually large number of parameters can cause excessive CPU usage in the BIG-IP ASM bd process.. EPSS estimates a 1.84% chance of exploitation in the next 30 days.

Description

When F5 BIG-IP ASM 13.0.0-13.1.0.1, 12.1.0-12.1.3.5, 11.6.0-11.6.3.1, or 11.5.1-11.5.6 is processing HTTP requests, an unusually large number of parameters can cause excessive CPU usage in the BIG-IP ASM bd process.

Metrics

EPSS Probability
1.84%

76.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
F5Big-Ip Application Security Manager>= 11.5.1, <= 11.5.5
F5Big-Ip Application Security Manager>= 11.6.1, <= 11.6.3
F5Big-Ip Application Security Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Application Security Manager>= 13.0.0, <= 13.1.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-5541?
When F5 BIG-IP ASM 13.0.0-13.1.0.1, 12.1.0-12.1.3.5, 11.6.0-11.6.3.1, or 11.5.1-11.5.6 is processing HTTP requests, an unusually large number of parameters can cause excessive CPU usage in the BIG-IP ASM bd process.
How severe is CVE-2018-5541?
Severity scoring for CVE-2018-5541 is pending analysis. The EPSS model estimates a 1.84% probability of exploitation in the next 30 days.
How do I fix CVE-2018-5541?
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-2018-5541?

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

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Source: NVD / NIST