CVE-2022-32230

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

7.53% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 94.1% 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:3.1/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

2022-06-14 21:40Z4 YR AGO

Last updated

2024-09-16 23:36Z1 YR AGO

Reserved

2022-06-01

Assigning CNA

rapid7

Record state

PUBLISHED

Severity

High (CVSS 7.5)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses

• CWE-476NULL Pointer DereferenceBase

Data version

5.1

Document digest

4a2210f0f6c10a6e1c43b7b709e3e2e12e4031ac820102012c6cfaca1ea298e1

• www.rapid7.comhttps://www.rapid7.com/blog/post/2022/06/14/cve-2022-32230-windows-smb-denial-of-service-vulnerability-fixed/x_refsource_MISC
• msrc.microsoft.comhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2022-32230x_refsource_CONFIRM
• github.comhttps://github.com/zeroSteiner/metasploit-framework/blob/feat/mod/cve-2022-32230/modules/auxiliary/dos/smb/smb_filenormalizednameinformation.rbx_refsource_MISC
• support.microsoft.comhttps://support.microsoft.com/en-us/topic/may-10-2022-kb5013942-os-builds-19042-1706-19043-1706-and-19044-1706-60b51119-85be-4a34-9e21-8954f6749504x_refsource_MISC