CVE-2025-4835 is a critical buffer overflow vulnerability affecting TOTOLINK A702R, A3002R, and A3002RU firmware version 3.0.0-B20230809.1615. This flaw resides in the HTTP POST Request Handler, specifically when processing the 'redirect-url' argument within the /boafrm/formWlanRedirect functionality. With a CVSS score of 8.8 (High), this vulnerability allows for remote exploitation with low attack complexity, potentially leading to high impact on confidentiality, integrity, and availability. Although public exploit code has been disclosed, there is currently no evidence of active exploitation, and it lacks significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.0.0-b20230809.1615CPE matchmatch criteria | cpe:2.3:o:totolink:a702r_firmware:3.0.0-b20230809.1615:*:*:*:*:*:*:* | ||
3.0.0-b20230809.1615CPE matchmatch criteria | cpe:2.3:o:totolink:a3002r_firmware:3.0.0-b20230809.1615:*:*:*:*:*:*:* | ||
3.0.0-b20230809.1615CPE matchmatch criteria | cpe:2.3:o:totolink:a3002ru_firmware:3.0.0-b20230809.1615:*:*:*:*:*:*:* |
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:X/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, 0.0 Reddit, 0.3 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.