CVE-2018-4856

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

1.29% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 68.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:H/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

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

2018-07-03 14:00Z8 YR AGO

Last updated

2024-09-17 03:28Z1 YR AGO

Reserved

2018-01-02

Assigning CNA

siemens

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-287Improper AuthenticationClass

Data version

5.1

Document digest

4e63a3bd05fd10fdf3e765f8f40eb7c9184b558a654bcb9686fbfcc517a64ccd

• www.securityfocus.com104672http://www.securityfocus.com/bid/104672vdb-entryx_refsource_BID
• cert-portal.siemens.comhttps://cert-portal.siemens.com/productcert/pdf/ssa-197012.pdfx_refsource_CONFIRM