CVE-2018-21222 describes a buffer overflow vulnerability affecting numerous NETGEAR router models, including the D3600, D6000, and R9000, among others, before specific firmware versions. This high-severity vulnerability (CVSS 8.8) allows an unauthenticated attacker on the adjacent network to execute arbitrary code, leading to complete compromise of confidentiality, integrity, and availability. While no public exploit code or active exploitation has been observed, and community discussion is minimal, the potential impact remains significant for unpatched devices. Organizations should prioritize updating affected NETGEAR devices to the recommended firmware versions to mitigate this risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.0.0.62CPE matchmatch criteria | cpe:2.3:o:netgear:wnr2000_firmware:*:*:*:*:*:*:*:* | ||
< 1.0.2.52CPE matchmatch criteria | cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:* | ||
< 1.0.2.96CPE matchmatch criteria | cpe:2.3:o:netgear:wndr3700_firmware:*:*:*:*:*:*:*:* | ||
< 1.0.2.98CPE matchmatch criteria | cpe:2.3:o:netgear:wndr4300_firmware:*:*:*:*:*:*:*:* | ||
< 1.0.0.118CPE matchmatch criteria | cpe:2.3:o:netgear:r7500_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.