CVE-2018-5509

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

2.76% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 85.2% 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.

Published

2018-03-22 18:00Z8 YR AGO

Last updated

2024-09-16 21:04Z1 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

• www.securitytracker.com1040562http://www.securitytracker.com/id/1040562vdb-entryx_refsource_SECTRACK
• support.f5.comhttps://support.f5.com/csp/article/K49440608x_refsource_CONFIRM
• www.securityfocus.com103504http://www.securityfocus.com/bid/103504vdb-entryx_refsource_BID