CVE-2023-31438

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.33% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 25.3% 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

2023-06-13 00:00Z3 YR AGO

Last updated

2024-08-02 14:53Z2 YR AGO

Reserved

2023-04-28

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-354Improper Validation of Integrity Check ValueBase

Data version

5.1

Document digest

101c62896403af97e797309dd5b0bd5e3ca72b5867a2d49de80e7d5823fc4ca0

• github.comhttps://github.com/systemd/systemd/releases
• github.comhttps://github.com/kastel-security/Journald/blob/main/journald-publication.pdf
• github.comhttps://github.com/kastel-security/Journald
• github.comhttps://github.com/systemd/systemd/pull/28886