CVE-2018-20578

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

1.60% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 74.0% 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

2018-12-28 18:00Z7 YR AGO

Last updated

2024-09-17 02:36Z1 YR AGO

Reserved

2018-12-28

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-835Loop with Unreachable Exit Condition ('Infinite Loop')Base

Data version

5.1

Document digest

bb8522244def0d04f2d00152e4ab9b7fd6dec59977733a617a893039ea0e61be

• bitbucket.orghttps://bitbucket.org/nuttx/nuttx/issues/119/denial-of-service-infinite-loop-whilex_refsource_MISC
• bitbucket.orghttps://bitbucket.org/nuttx/nuttx/downloads/nuttx-7_27-README.txtx_refsource_MISC