CVE-2018-4834

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

3.33% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 87.5% of scored records. A rank, not a probability.

NVD base score

9.8 (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:H

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

2018-01-24 16:00Z8 YR AGO

Last updated

2024-09-17 01:35Z1 YR AGO

Reserved

2018-01-02

Assigning CNA

siemens

Record state

PUBLISHED

Severity

Critical (CVSS 9.8)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

Weaknesses

• CWE-306Missing Authentication for Critical FunctionBase
• CWE-434Unrestricted Upload of File with Dangerous TypeBase

Data version

5.1

Document digest

ad5e4d745a7f46ca0edef619214fd3b5836eb86f142698865cc80cfa83b376b3

• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-824231.pdf