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CVE-2019-6685

HIGHCVSS 7.8/10EPSS 0.36%

Last modified

CVE-2019-6685 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. On BIG-IP versions 15.0.0-15.0.1.1, 14.1.0-14.1.2.2, 14.0.0-14.0.1, 13.1.0-13.1.3.1, 12.1.0-12.1.5, and 11.5.2-11.6.5.1, users with access to edit iRules are able to create iRules which can lead to an elevation of privilege, configuration modification, and arbitrary system command execution.. EPSS estimates a 0.36% chance of exploitation in the next 30 days.

Description

On BIG-IP versions 15.0.0-15.0.1.1, 14.1.0-14.1.2.2, 14.0.0-14.0.1, 13.1.0-13.1.3.1, 12.1.0-12.1.5, and 11.5.2-11.6.5.1, users with access to edit iRules are able to create iRules which can lead to an elevation of privilege, configuration modification, and arbitrary system command execution.

Metrics

CVSS 3.1
7.8/10

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

EPSS Probability
0.36%

28.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
F5Big-Ip Access Policy Manager>= 11.5.2, <= 11.6.5
F5Big-Ip Access Policy Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Access Policy Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Access Policy Manager>= 14.0.0, < 14.0.1.1
F5Big-Ip Access Policy Manager>= 14.1.0, < 14.1.2.3
F5Big-Ip Access Policy Manager>= 15.0.0, < 15.1.0
F5Big-Ip Advanced Firewall Manager>= 11.5.2, <= 11.6.5
F5Big-Ip Advanced Firewall Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Advanced Firewall Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Advanced Firewall Manager>= 14.0.0, < 14.0.1.1
F5Big-Ip Advanced Firewall Manager>= 14.1.0, < 14.1.2.3
F5Big-Ip Advanced Firewall Manager>= 15.0.0, < 15.1.0
F5Big-Ip Analytics>= 11.5.2, <= 11.6.5
F5Big-Ip Analytics>= 12.1.0, <= 12.1.5
F5Big-Ip Analytics>= 13.1.0, < 13.1.3.2
F5Big-Ip Analytics>= 14.0.0, < 14.0.1.1
F5Big-Ip Analytics>= 14.1.0, < 14.1.2.3
F5Big-Ip Analytics>= 15.0.0, < 15.1.0
F5Big-Ip Application Acceleration Manager>= 11.5.2, <= 11.6.5
F5Big-Ip Application Acceleration Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Application Acceleration Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Application Acceleration Manager>= 14.0.0, < 14.0.1.1
F5Big-Ip Application Acceleration Manager>= 14.1.0, < 14.1.2.3
F5Big-Ip Application Acceleration Manager>= 15.0.0, < 15.1.0
F5Big-Ip Application Security Manager>= 11.5.2, <= 11.6.5
F5Big-Ip Application Security Manager>= 12.1.0, <= 12.1.5
F5Big-Ip Application Security Manager>= 13.1.0, < 13.1.3.2
F5Big-Ip Application Security Manager>= 14.0.0, < 14.0.1.1
F5Big-Ip Application Security Manager>= 14.1.0, < 14.1.2.3
F5Big-Ip Application Security Manager>= 15.0.0, < 15.1.0
F5Big-Ip Domain Name System>= 11.5.2, <= 11.6.5
F5Big-Ip Domain Name System>= 12.1.0, <= 12.1.5
F5Big-Ip Domain Name System>= 13.1.0, < 13.1.3.2
F5Big-Ip Domain Name System>= 14.0.0, < 14.0.1.1
F5Big-Ip Domain Name System>= 14.1.0, < 14.1.2.3
F5Big-Ip Domain Name System>= 15.0.0, < 15.1.0
F5Big-Ip Edge Gateway>= 11.5.2, <= 11.6.5
F5Big-Ip Edge Gateway>= 12.1.0, <= 12.1.5
F5Big-Ip Edge Gateway>= 13.1.0, < 13.1.3.2
F5Big-Ip Edge Gateway>= 14.0.0, < 14.0.1.1
F5Big-Ip Edge Gateway>= 14.1.0, < 14.1.2.3
F5Big-Ip Edge Gateway>= 15.0.0, < 15.1.0
F5Big-Ip Fraud Protection Service>= 11.5.2, <= 11.6.5
F5Big-Ip Fraud Protection Service>= 12.1.0, <= 12.1.5
F5Big-Ip Fraud Protection Service>= 13.1.0, < 13.1.3.2
F5Big-Ip Fraud Protection Service>= 14.0.0, < 14.0.1.1
F5Big-Ip Fraud Protection Service>= 14.1.0, < 14.1.2.3
F5Big-Ip Fraud Protection Service>= 15.0.0, < 15.1.0
F5Big-Ip Global Traffic Manager>= 11.5.2, <= 11.6.5
F5Big-Ip Global Traffic Manager>= 12.1.0, <= 12.1.5

Showing 50 of 78 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-6685?
On BIG-IP versions 15.0.0-15.0.1.1, 14.1.0-14.1.2.2, 14.0.0-14.0.1, 13.1.0-13.1.3.1, 12.1.0-12.1.5, and 11.5.2-11.6.5.1, users with access to edit iRules are able to create iRules which can lead to an elevation of privilege, configuration modification, and arbitrary system command execution.
How severe is CVE-2019-6685?
CVE-2019-6685 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.36% probability of exploitation in the next 30 days.
How do I fix CVE-2019-6685?
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.

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Source: NVD / NIST