CVE-2023-0859

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.54% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 43.5% of scored records. A rank, not a probability.

NVD base score

5.3 (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:L/A:N

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

2023-05-11 00:00Z3 YR AGO

Last updated

2025-01-24 21:11Z1 YR AGO

Reserved

2023-02-16

Assigning CNA

Canon

Record state

PUBLISHED

Severity

Low (CVSS 2.2)

CNA CVSS vector

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

Weaknesses

• CWE-1285Improper Validation of Specified Index, Position, or Offset in InputBase

Data version

5.1

Document digest

ff23ba7030924efdbc2b606dbc81ad4dca797c3ffc1d5f8bedaa63c5bf1b2952

• www.canon-europe.comhttps://www.canon-europe.com/support/product-security-latest-news/
• psirt.canonhttps://psirt.canon/advisory-information/cp2023-001/
• canon.jphttps://canon.jp/support/support-info/230414vulnerability-response
• www.usa.canon.comhttps://www.usa.canon.com/support/canon-product-advisories/Service-Notice-Vulnerabilities-Remediation-Against-Buffer-Overflow