CVE-2023-3338

Exploitation

Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.

SSVC decision

• ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
• 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

8.03% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 94.3% 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

2023-06-30 00:00Z3 YR AGO

Last updated

2025-03-05 18:55Z1 YR AGO

Reserved

2023-06-20

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-476NULL Pointer DereferenceBase

Data version

5.1

Document digest

a92b20933013248e9a8b81485a259ca4ce5fe85fde723fb668a13bccad2e4de8

• access.redhat.comhttps://access.redhat.com/security/cve/CVE-2023-3338vdb-entryx_refsource_REDHAT
• bugzilla.redhat.comRHBZ#2218618https://bugzilla.redhat.com/show_bug.cgi?id=2218618issue-trackingx_refsource_REDHAT
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2023/07/msg00030.html
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
• seclists.orghttps://seclists.org/oss-sec/2023/q2/276
• security.netapp.comhttps://security.netapp.com/advisory/ntap-20230824-0005/
• www.debian.orghttps://www.debian.org/security/2023/dsa-5480