CVE-2018-1420

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

1.34% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 69.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/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

2018-10-01 15:00Z7 YR AGO

Last updated

2024-09-16 17:47Z1 YR AGO

Reserved

2017-12-13

Assigning CNA

ibm

Record state

PUBLISHED

Severity

Medium (CVSS 5.3)

CNA CVSS vector

CVSS:3.0/A:N/AC:H/AV:N/C:N/I:H/PR:L/S:U/UI:N/E:U/RC:C/RL:O

Weaknesses

• CWE-732Incorrect Permission Assignment for Critical ResourceClass

Data version

5.1

Document digest

06a30f820aac909a89f1b54be961547dca91e887330d28027239650356594264

• exchange.xforce.ibmcloud.comibm-websphere-cve20181420-improper-access(138950)https://exchange.xforce.ibmcloud.com/vulnerabilities/138950vdb-entryx_refsource_XF
• www.ibm.comhttps://www.ibm.com/support/docview.wss?uid=swg22014276x_refsource_CONFIRM
• www.securitytracker.com1041767http://www.securitytracker.com/id/1041767vdb-entryx_refsource_SECTRACK