CVE-2018-5501

moderate-risk
Published 2018-03-01

In some circumstances, on F5 BIG-IP systems running 13.0.0, 12.1.0 - 12.1.3.1, any 11.6.x or 11.5.x release, or 11.2.1, TCP DNS profile allows excessive buffering due to lack of flow control.

Do I need to act?

-
0.89% 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
5
CVSS 5.9/10 Medium
NETWORK / HIGH complexity

Affected Products (20)

Big-Ip Dns
Big-Ip Dns

Affected Vendors

F5

References (4)

Third Party Advisory http://www.securityfocus.com/bid/103211
Vendor Advisory https://support.f5.com/csp/article/K44200194
Third Party Advisory http://www.securityfocus.com/bid/103211
Vendor Advisory https://support.f5.com/csp/article/K44200194
45
/ 100
moderate-risk
Severity 18/34 · Moderate
Exploitability 3/34 · Minimal
Exposure 24/34 · High