THREATPORT/VULNERABILITY/CVE-2018-5512
HIGH SEVERITY

CVE-2018-5512

Big Ip Local Traffic Manager vulnerability

CVSS
7.5
EPSS
3.0%
EPSS pct
86th
Exploited
No known
On F5 BIG-IP 13.1.0-13.1.0.5, when Large Receive Offload (LRO) and SYN cookies are enabled (default settings), undisclosed traffic patterns may cause TMM to restart.
Affected vendor
F5
Affected product
Big Ip Local Traffic Manager
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published
2018-05-02

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to availability.

Its EPSS score of 3.0% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 86% of all scored CVEs.

Check your external exposure to CVE-2018-5512

  • Confirm whether F5 Big Ip Local Traffic Manager is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2018-5512.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-5512

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-5512 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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