CVE-2017-18733: netgear d6220_firmware Improper Authentication
CVSS: 8.8v3.0HighModified
Published 23-04-2020Last modified 05-08-2024
Vulnerability summary
CVE-2017-18733 is a high (CVSS 8.8) Improper Authentication vulnerability in netgear d6220_firmware. EPSS estimates a 0.60% chance of exploitation in the next 30 days, higher than 47.7% of scored vulnerabilities.
CVSS score
8.8/10
010
High · v3.0 (CVE.org)EPSS score
0.60%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 23-04-2020PublishedVulnerability first disclosed.
- 05-08-2024Last modifiedVulnerability information updated.
Description
Certain NETGEAR devices are affected by authentication bypass. This affects D6220 before 1.0.0.28, D6400 before 1.0.0.60, D8500 before 1.0.3.29, R6250 before 1.0.4.8, R6400 before 1.0.1.22, R6400v2 before 1.0.2.32, R7100LG before 1.0.0.32, R7300DST before 1.0.0.52, R8300 before 1.0.2.94, and R8500 before 1.0.2.100.
CVSS metrics
4 scores · 2 sources · 3 versionsHigh 8.8Preferred score · NVD (NIST)
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
High 8.8Preferred score · CVE.org (CNA)
CVSS:3.0/AC:L/AV:A/A:H/C:H/I:H/PR:N/S:U/UI:NSourcesAll 2 agree
- NVDNIST8.8HighCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Medium 5.8Preferred score · NVD (NIST)
AV:A/AC:L/Au:N/C:P/I:P/A:PSourcesSingle source
EPSS trend
Probability
0.60%
Chance of exploitation in the next 30 days
Percentile
48%
Versus all other CVEs
30-day change
0.00 pp
From 0.60% on 18-09-2026
18-09-202618-10-2026
EPSS score0.60%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Netgear9 products
- d6220_firmware< 1.0.0.28
- d6400_firmware< 1.0.0.60
- d8500_firmware< 1.0.3.29
- r6250_firmware< 1.0.4.8
- r6400_firmware< 1.0.1.22 | < 1.0.2.32
1 vendor · 9 products