CVE-2022-43501

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.
• AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
• Technical ImpacttotalSuccessful exploitation gives total 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

0.56% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 44.6% of scored records. A rank, not a probability.

NVD base score

9.1 (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:H/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

2023-02-10 00:00Z3 YR AGO

Last updated

2025-03-24 18:11Z1 YR AGO

Reserved

2022-12-09

Assigning CNA

jpcert

Record state

PUBLISHED

Severity

Critical (CVSS 9.1)

CNA CVSS vector

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

Weaknesses

• CWE-330Use of Insufficiently Random ValuesClass

Data version

5.1

Document digest

6c29de18f518f805c98bc49e8c58eba1a8f59866992dae5aa62ee8cb5d2e498e

• www.elwsc.co.jphttps://www.elwsc.co.jp/news/6352
• jvn.jpZuken Elmic KASAGO uses insufficient random values for TCP Initial Sequence Numbershttps://jvn.jp/en/vu/JVNVU99551468/third-party-advisory