Memory Leak Vulnerability in F5 BIG-IP Multipath TCP Connections
CVE-2018-5500

5.9MEDIUM

Key Information:

Vendor
F5
Status
Big-ip Ltm, Aam, Afm, Analytics, Apm, Asm, Dns, Edge Gateway, Gtm, Link Controller, Pem, Webaccelerator, Websafe
Vendor
CVE Published:
1 March 2018

Summary

A memory leak issue exists in F5 BIG-IP systems that affects connections established via the Multipath TCP feature. Specifically, every Multipath TCP connection leaks a small amount of memory. This anomaly is present in specific versions of BIG-IP, including 13.0.0, 12.1.0 to 12.1.3.1, and 11.6.1 to 11.6.2, particularly impacting virtual servers utilizing a TCP profile with the Multipath TCP feature enabled. Addressing this vulnerability is crucial to ensure optimal resource management and system performance.

Affected Version(s)

BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, GTM, Link Controller, PEM, WebAccelerator, WebSafe 13.0.0

BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, GTM, Link Controller, PEM, WebAccelerator, WebSafe 12.1.0 - 12.1.3.1

BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, GTM, Link Controller, PEM, WebAccelerator, WebSafe 11.6.1 - 11.6.2

References

https://support.f5.com/csp/article/K33211839
x_refsource_CONFIRM
http://www.securityfocus.com/bid/103217
vdb-entryx_refsource_BID

CVSS V3.1

Score:
5.9
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
High
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.