CVE-2023-42670

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

1.31% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 70.5% 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:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

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

2023-11-03 07:58Z2 YR AGO

Last updated

2025-11-20 18:28Z11 MO AGO

Reserved

2023-09-13

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

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

Weaknesses

• CWE-400Uncontrolled Resource ConsumptionClass

Data version

5.2

Document digest

ed91f1c004f2dd59f8bffea74e37ca1b30a601ff798b403152f3a478a8d0f7fd

• access.redhat.comhttps://access.redhat.com/security/cve/CVE-2023-42670vdb-entryx_refsource_REDHAT
• bugzilla.redhat.comRHBZ#2241885https://bugzilla.redhat.com/show_bug.cgi?id=2241885issue-trackingx_refsource_REDHAT
• bugzilla.samba.orghttps://bugzilla.samba.org/show_bug.cgi?id=15473
• www.samba.orghttps://www.samba.org/samba/security/CVE-2023-42670.html
• lists.fedoraproject.orghttps://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZUMVALLFFDFC53JZMUWA6HPD7HUGAP5I/
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20231124-0002/