CVE-2017-18739

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

0.56% 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

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

NVD CVSS vector

CVSS:3.1/AV:A/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

2020-04-23 16:02Z6 YR AGO

Last updated

2024-08-05 21:37Z2 YR AGO

Reserved

2020-04-20

Assigning CNA

mitre

Record state

PUBLISHED

Severity

High (CVSS 8.8)

CNA CVSS vector

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

Weaknesses

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base

Data version

5.1

Document digest

b39086e5169d314d47ddae3a48ba6010f0aa7bb92210709ae64d34e866592d77

• kb.netgear.comhttps://kb.netgear.com/000051516/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2017-0670x_refsource_CONFIRM