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01 Record

CVE-2018-5509

On F5 BIG-IP versions 13.0.0 or 12.1.0 - 12.1.3.1, when a specifically configured virtual server receives traffic of an undisclosed nature, TMM will crash and take the configured failover action,

UnratedPUBLISHEDCNA: f5
CNA base scoreUnratedNo CNA CVSS vector
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02 Description

On F5 BIG-IP versions 13.0.0 or 12.1.0 - 12.1.3.1, when a specifically configured virtual server receives traffic of an undisclosed nature, TMM will crash and take the configured failover action,

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
2.75% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 86.1% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2018-03-22 18:00Z8 YR AGO
Last updated
2024-09-16 21:04Z2 YR AGO
Reserved
2018-01-12
Assigning CNA
f5
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-20Improper Input ValidationClass
Data version
5.1
Document digest
565ceea63631fedf19975b61590d199a8bd00b42c911200cb58dc1717e04b600

05 Affected products

VendorProductVersionsPlatforms
F5 Networks, Inc.BIG-IP (LTM, AAM, AFM, APM, ASM, Link Controller, PEM, WebSafe)13.0.0, 12.1.0 - 12.1.3.1—

06 References