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CVE-2019-6641

MEDIUMCVSS 6.5/10EPSS 2.04%

Last modified

CVE-2019-6641 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. On BIG-IP 12.1.0-12.1.4.1, undisclosed requests can cause iControl REST processes to crash. The attack can only come from an authenticated user; all roles are capable of performing the attack. EPSS estimates a 2.04% chance of exploitation in the next 30 days.

Description

On BIG-IP 12.1.0-12.1.4.1, undisclosed requests can cause iControl REST processes to crash. The attack can only come from an authenticated user; all roles are capable of performing the attack. Unauthenticated users cannot perform this attack.

Metrics

CVSS 3.1
6.5/10

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

EPSS Probability
2.04%

78.7th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

VendorProductVersions
F5Big-Ip Access Policy Manager>= 12.1.2, <= 12.1.4
F5Big-Ip Advanced Firewall Manager>= 12.1.2, <= 12.1.4
F5Big-Ip Analytics>= 12.1.2, <= 12.1.4
F5Big-Ip Application Acceleration Manager>= 12.1.2, <= 12.1.4
F5Big-Ip Application Security Manager>= 12.1.2, <= 12.1.4
F5Big-Ip Domain Name System>= 12.1.2, <= 12.1.4
F5Big-Ip Edge Gateway>= 12.1.2, <= 12.1.4
F5Big-Ip Fraud Protection Service>= 12.1.2, <= 12.1.4
F5Big-Ip Global Traffic Manager>= 12.1.2, <= 12.1.4
F5Big-Ip Link Controller>= 12.1.2, <= 12.1.4
F5Big-Ip Local Traffic Manager>= 12.1.2, <= 12.1.4
F5Big-Ip Policy Enforcement Manager>= 12.1.2, <= 12.1.4
F5Big-Ip Webaccelerator>= 12.1.2, <= 12.1.4

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2019-6641?
On BIG-IP 12.1.0-12.1.4.1, undisclosed requests can cause iControl REST processes to crash. The attack can only come from an authenticated user; all roles are capable of performing the attack. Unauthenticated users cannot perform this attack.
How severe is CVE-2019-6641?
CVE-2019-6641 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.04% probability of exploitation in the next 30 days.
How do I fix CVE-2019-6641?
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-2019-6641?

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

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Source: NVD / NIST