CVE-2018-21186 describes a stack-based buffer overflow vulnerability affecting multiple NETGEAR router models, including the D7800, R6100, and R9000, among others. This medium-severity flaw (CVSS 6.8) can be exploited by an authenticated user on the adjacent network, potentially leading to high impact on confidentiality, integrity, and availability. While no public exploits or active exploitation have been observed, and community discussion is minimal, affected devices should be updated to the specified patched firmware versions to mitigate this risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.0.1.30CPE matchmatch criteria | cpe:2.3:o:netgear:d7800_firmware:*:*:*:*:*:*:*:* | ||
< 1.0.1.20CPE matchmatch criteria | cpe:2.3:o:netgear:r6100_firmware:*:*:*:*:*:*:*:* | ||
< 1.0.3.24CPE matchmatch criteria | cpe:2.3:o:netgear:r7500_firmware:*:*:*:*:*:*:*:* | ||
< 1.0.2.40CPE matchmatch criteria | cpe:2.3:o:netgear:r7800_firmware:*:*:*:*:*:*:*:* | ||
< 1.0.2.52CPE matchmatch criteria | cpe:2.3:o:netgear:r9000_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
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.
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 records are not available for this CVE.