CVE-2018-21136

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

0.43% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 35.7% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2020-04-23 20:04Z6 YR AGO

Last updated

2024-08-05 12:26Z2 YR AGO

Reserved

2020-04-20

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Medium (CVSS 4.6)

CNA CVSS vector

CVSS:3.0/AC:L/AV:P/A:N/C:H/I:N/PR:N/S:U/UI:N

Weaknesses

• CWE-200Exposure of Sensitive Information to an Unauthorized ActorClass

Data version

5.1

Document digest

09e86fe4cfc5bdefc3b108c706fb3d7adb8139333b22b45ca990cb48e64d8ddc

• kb.netgear.comhttps://kb.netgear.com/000060224/Security-Advisory-for-Sensitive-Information-Disclosure-on-Some-Modem-Routers-PSV-2018-0100x_refsource_CONFIRM