CVE-2023-23454

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

0.31% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 23.8% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.1/AV:L/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

2023-01-12 00:00Z3 YR AGO

Last updated

2025-03-20 20:55Z1 YR AGO

Reserved

2023-01-12

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 5.5)

CNA CVSS vector

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

Weaknesses

• CWE-843Access of Resource Using Incompatible Type ('Type Confusion')Base
• CWE-125Out-of-bounds ReadBase

Data version

5.1

Document digest

1b83ebe4a1ffed1b191b9bd9a668c0f981b94b4180b3f26d43c8820c4efefcd1

• www.openwall.comhttps://www.openwall.com/lists/oss-security/2023/01/10/1
• www.openwall.comhttps://www.openwall.com/lists/oss-security/2023/01/10/4
• git.kernel.orghttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=caa4b35b4317d5147b3ab0fbdc9c075c7d2e9c12
• www.debian.orgDSA-5324https://www.debian.org/security/2023/dsa-5324vendor-advisory
• lists.debian.org[debian-lts-announce] 20230302 [SECURITY] [DLA 3349-1] linux-5.10 security updatehttps://lists.debian.org/debian-lts-announce/2023/03/msg00000.htmlmailing-list
• lists.debian.org[debian-lts-announce] 20230503 [SECURITY] [DLA 3403-1] linux security updatehttps://lists.debian.org/debian-lts-announce/2023/05/msg00006.htmlmailing-list