CVE-2025-9303 is a critical buffer overflow vulnerability affecting TOTOLINK A720R 4.1.5cu.630_B20250509 routers, specifically within the setParentalRules function of the /cgi-bin/cstecgi.cgi file when manipulating the 'desc' argument. This flaw carries a CVSS score of 9.8 (CRITICAL), indicating it can be exploited remotely without authentication, leading to complete compromise of confidentiality, integrity, and availability. While the exploit has been publicly released, there is currently no evidence of active exploitation, Metasploit/Nuclei modules, or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.1.5cu.630_b20250509CPE matchmatch criteria | cpe:2.3:o:totolink:a720r_firmware:4.1.5cu.630_b20250509:*:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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.