CVE-2022-40656

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

1.11% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 63.4% of scored records. A rank, not a probability.

NVD base score

7.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Analyzed. 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

2022-09-15 15:26Z3 YR AGO

Last updated

2025-01-07 18:47Z1 YR AGO

Reserved

2022-09-13

Assigning CNA

zdi

Record state

PUBLISHED

Severity

High (CVSS 7.8)

CNA CVSS vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses

• CWE-125Out-of-bounds ReadBase

Data version

5.1

Document digest

62cf051b76e9fd60d4b1d670d8a584f395a44a9da40da956ac744a0e0169eee9

• www.zerodayinitiative.comhttps://www.zerodayinitiative.com/advisories/ZDI-22-1212/x_refsource_MISC
• www.software-dl.microscope.healthcare.nikon.comhttps://www.software-dl.microscope.healthcare.nikon.com/vuln/pdf/Vulnerabilities_on_NIS-Elements_Freeware_and_L_en_240917_02.pdf
• www.software-dl.microscope.healthcare.nikon.comhttps://www.software-dl.microscope.healthcare.nikon.com/vuln/index.html