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CVE-2017-18867

23
FAUCET Score

CVE-2017-18867 describes an incorrect security configuration vulnerability affecting several NETGEAR router models, including the D6100, D7800, R7100LG, WNDR4300v1, and WNDR4500v3, requiring firmware updates to resolve. This vulnerability carries a CVSS score of 6.8 (Medium), indicating that an attacker with physical access could achieve high confidentiality, integrity, and availability impacts with low attack complexity. Despite its potential impact, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.0.0.55CPE matchmatch criteria
cpe:2.3:o:netgear:d6100_firmware:*:*:*:*:*:*:*:*
< 1.0.1.24CPE matchmatch criteria
cpe:2.3:o:netgear:d7800_firmware:*:*:*:*:*:*:*:*
< 1.0.0.32CPE matchmatch criteria
cpe:2.3:o:netgear:r7100lg_firmware:*:*:*:*:*:*:*:*
< 1.0.2.90CPE matchmatch criteria
cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:*
< 1.0.0.48CPE matchmatch criteria
cpe:2.3:o:netgear:wndr4500_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.8MEDIUM

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

Attack Vector
PHYSICAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
0.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.38%
Probability of exploitation in next 30 days
EPSS Percentile
30.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0038 is in the 65th percentile among its peer group of 1,532 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

kb.netgear.com / 000049554/Security-Advisory-for-Security-Misconfiguration-on-Some-Routers-and-Gateways-PSV-2017-2198
Vendor Advisory