CVE-2021-40867 is an authentication hijacking race-condition vulnerability affecting various NETGEAR smart switches, including models like the GC108P and GS752TPP, before specific firmware versions. An unauthenticated attacker can exploit this by sharing the same source IP address as an administrator during the login process, leveraging the IP-based multi-step HTTP authentication. This vulnerability has a CVSS score of 7.1 (High), indicating a local attack vector with high impact on confidentiality, integrity, and availability, but requires high attack complexity. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.0.8.2CPE matchmatch criteria | cpe:2.3:o:netgear:gc108p_firmware:*:*:*:*:*:*:*:* | ||
< 1.0.8.2CPE matchmatch criteria | cpe:2.3:o:netgear:gc108pp_firmware:*:*:*:*:*:*:*:* | ||
< 7.0.7.2CPE matchmatch criteria | cpe:2.3:o:netgear:gs108t_firmware:*:*:*:*:*:*:*:* | ||
< 7.0.7.2CPE matchmatch criteria | cpe:2.3:o:netgear:gs110tpp_firmware:*:*:*:*:*:*:*:* | ||
< 7.0.7.2CPE matchmatch criteria | cpe:2.3:o:netgear:gs110tp_firmware:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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 0.2 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.