CVE-2017-18721 describes a critical stack-based buffer overflow vulnerability affecting specific NETGEAR D6200, R6700v2, R6800, and R6900v2 router firmware versions. This high-severity flaw, rated 8.8 CVSS, allows an unauthenticated attacker on the adjacent network to achieve complete compromise of confidentiality, integrity, and availability. While no public exploits or active exploitation have been observed, and community discussion is minimal, the potential impact remains significant for unpatched devices. Organizations should prioritize patching affected NETGEAR devices to mitigate this risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.1.00.24CPE matchmatch criteria | cpe:2.3:o:netgear:d6200_firmware:*:*:*:*:*:*:*:* | ||
< 1.1.0.42CPE matchmatch criteria | cpe:2.3:o:netgear:r6700_firmware:*:*:*:*:*:*:*:* | ||
< 1.1.0.42CPE matchmatch criteria | cpe:2.3:o:netgear:r6800_firmware:*:*:*:*:*:*:*:* | ||
< 1.1.0.42CPE matchmatch criteria | cpe:2.3:o:netgear:r6900_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub 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 records are not available for this CVE.