CVE-2023-7220 is a critical stack-based buffer overflow vulnerability affecting the loginAuth function in the /cgi-bin/cstecgi.cgi file of Totolink NR1800X firmware version 9.1.0u.6279_B20210910. This flaw allows for remote code execution by manipulating the password argument during login. With a CVSS score of 9.8 (CRITICAL), the vulnerability has a low attack complexity and requires no user interaction, enabling complete compromise of confidentiality, integrity, and availability. While public exploit details are available, there is no evidence of active exploitation, and it has received minimal community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
9.1.0u.6279_b20210910CPE matchmatch criteria | cpe:2.3:o:totolink:nr1800x_firmware:9.1.0u.6279_b20210910:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/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, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.