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CVE-2019-20727

21
FAUCET Score

CVE-2019-20727 describes a command injection vulnerability in several NETGEAR router models, including the D6100, R7800, and WNDR series, allowing an authenticated user to execute arbitrary commands. With a CVSS score of 6.8 (Medium), this vulnerability has a high impact on confidentiality, integrity, and availability, requiring authenticated access over an adjacent network. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.0.0.63CPE matchmatch criteria
cpe:2.3:o:netgear:d6100_firmware:*:*:*:*:*:*:*:*
< 1.0.2.52CPE matchmatch criteria
cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:*
< 1.0.4.2CPE matchmatch criteria
cpe:2.3:o:netgear:r8900_firmware:*:*:*:*:*:*:*:*
< 1.0.4.2CPE matchmatch criteria
cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:*
< 1.0.2.102CPE matchmatch criteria
cpe:2.3:o:netgear:wndr3700_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.8MEDIUM

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

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
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
0.74%
Probability of exploitation in next 30 days
EPSS Percentile
50.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0074 is in the 68th percentile among its peer group of 399 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 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 0.1 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 / 000061201/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-and-Gateways-PSV-2018-0139
Vendor Advisory