CVE-2023-40037

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

2.08% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 81.4% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2023-08-18 21:54Z3 YR AGO

Last updated

2025-02-13 17:03Z1 YR AGO

Reserved

2023-08-08

Assigning CNA

apache

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-184Incomplete List of Disallowed InputsBase
• CWE-697Incorrect ComparisonPillar

Data version

5.1

Document digest

4a5e9a35598df6b1686c66acbef1022482421b4c0310d85aa4ccc7b3d6ecfce8

• nifi.apache.orghttps://nifi.apache.org/security.html#CVE-2023-40037release-notes
• lists.apache.orghttps://lists.apache.org/thread/bqbjlrs2p5ghh8sbk5nsxb8xpf9l687qvendor-advisory
• www.openwall.comhttp://www.openwall.com/lists/oss-security/2023/08/18/2