SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-6140

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,…

HIGH 7.5EPSS 1.58%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.58%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

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.

CVSS 3.0
7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
1.58% probability · 74th percentile
CISA KEV
Not listed
Weakness
CWE-20
Affected
f5/big-ip local traffic manager · f5/big-ip application acceleration manager · f5/big-ip advanced firewall manager · f5/big-ip analytics · f5/big-ip application security manager · f5/big-ip dns · f5/big-ip global traffic manager · f5/big-ip policy enforcement manager
Source
f5sirt@f5.com

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.