CVE-2017-6140

high-risk

Published 2017-12-21

On the BIG-IP 2000s, 2200s, 4000s, 4200v, i5600, i5800, i7600, i7800, i10600,i10800, and VIPRION 4450 blades, running version 11.5.0, 11.5.1, 11.5.2, 11.5.3, 11.5.4, 11.6.0, 11.6.1, 12.0.0, 12.1.0, 12.1.1 or 12.1.2 of BIG-IP LTM, AAM, AFM, Analytics, ASM, DNS, GTM or PEM, an undisclosed sequence of packets sent to Virtual Servers with client or server SSL profiles may cause disruption of data plane services.

Do I need to act?

0.63% chance of exploitation

EPSS score — low exploit probability

Not on CISA KEV list

No confirmed active exploitation reported to CISA

Patch status unknown

Check vendor advisories for fix availability and mitigation guidance

CVSS 7.5/10 High

NETWORK / LOW complexity

Affected Products (20)

Big-Ip Local Traffic Manager

Big-Ip Application Acceleration Manager

Big-Ip Advanced Firewall Manager

Big-Ip Analytics

Affected Vendors

References (4)

Third Party Advisory http://www.securitytracker.com/id/1040042

Issue Tracking https://support.f5.com/csp/article/K55102452

Third Party Advisory http://www.securitytracker.com/id/1040042

Issue Tracking https://support.f5.com/csp/article/K55102452

/ 100

high-risk

Severity 26/34 · High

Exploitability 2/34 · Minimal

Exposure 29/34 · Critical