CVE-2017-6163: f5 networks, inc. big-ip ltm, aam, afm, apm, asm, link controller, pem, psm

Vulnerability summary

CVE-2017-6163 is a medium (CVSS 5.9) vulnerability in f5 networks, inc. big-ip ltm, aam, afm, apm, asm, link controller, pem, psm. EPSS estimates a 1.67% chance of exploitation in the next 30 days, higher than 76.5% of scored vulnerabilities.

Timeline

1. 27-10-2017
   PublishedVulnerability first disclosed.
2. 16-09-2024
   Last modifiedVulnerability information updated.

Description

In F5 BIG-IP LTM, AAM, AFM, APM, ASM, Link Controller, PEM, PSM software version 12.0.0 to 12.1.2, 11.6.0 to 11.6.1, 11.4.0 to 11.5.4, when a virtual server uses the standard configuration of HTTP/2 or SPDY profile with Client SSL profile, and the client initiates a number of concurrent streams beyond the advertised limit can cause a disruption of service. Remote client initiating stream beyond the advertised limit can cause a disruption of service. The Traffic Management Microkernel (TMM) data plane is exposed to this issue; the control plane is not exposed.

• CWE-119Improper Restriction of Operations within the Bounds of a Memory BufferThe product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.