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CVE-2019-20659

23
FAUCET Score

CVE-2019-20659 describes a command injection vulnerability in specific NETGEAR router models (R6400v2, R6700, R6700v3, R6900, R7900) that can be exploited by an authenticated user. With a CVSS score of 7.2 (High), this flaw allows a high-privileged attacker to execute arbitrary commands, leading to high impact on confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.0.4.84CPE matchmatch criteria
cpe:2.3:o:netgear:r6400_firmware:*:*:*:*:*:*:*:*
< 1.0.2.8CPE matchmatch criteria
cpe:2.3:o:netgear:r6700_firmware:*:*:*:*:*:*:*:*
< 1.0.4.84CPE matchmatch criteria
cpe:2.3:o:netgear:r6700_firmware:*:*:*:*:*:*:*:*
< 1.0.2.8CPE matchmatch criteria
cpe:2.3:o:netgear:r6900_firmware:*:*:*:*:*:*:*:*
< 1.0.3.10CPE matchmatch criteria
cpe:2.3:o:netgear:r7900_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.4MEDIUM

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

Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
LOW
Exploitability Score
0.9
Impact Score
5.5
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.88%
Probability of exploitation in next 30 days
EPSS Percentile
77.2%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0187 is in the 72nd percentile among its peer group of 5,538 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 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 / 000061480/Security-Advisory-for-Post-Authentication-Command-Injection-on-Some-Routers-PSV-2018-0567
Vendor Advisory