CVE-2018-21204 describes a stack-based buffer overflow vulnerability affecting multiple NETGEAR router models, including the D7800, R6100, R7500, R7800, R9000, and various WNDR series devices, prior to specific firmware versions. This high-severity vulnerability (CVSS 8.8) can be exploited by an unauthenticated attacker over the network with low attack complexity, potentially leading to high impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| 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:*:*:*:*:*:*:*:* | ||
< 1.0.0.118CPE matchmatch criteria | cpe:2.3:o:netgear:r7500_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:*:*:*:*:*:*:*:* |
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.