CVE-2025-6825 Details
Description
A vulnerability classified as critical was found in TOTOLINK A702R up to 4.0.0-B20230721.1521. Affected by this vulnerability is an unknown functionality of the file /boafrm/formWlSiteSurvey of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used.
A critical buffer overflow vulnerability has been identified in the TOTOLINK A702R router, specifically in versions through 4.0.0-B20230721.1521. The vulnerability arises in the HTTP POST request handler for the file '/boafrm/formWlSiteSurvey', where the 'submit-url' argument can be manipulated, leading to a buffer overflow. This vulnerability can be exploited remotely, potentially causing a denial-of-service condition.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jun 30, 2025References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/awindog/cve/blob/main/688/29.md | CISA-ADP | ExploitThird Party Advisory |
| https://github.com/awindog/cve/blob/main/688/29.md#poc | CISA-ADP | ExploitThird Party Advisory |
| https://github.com/awindog/cve/blob/main/688/29.md | [email protected] | ExploitThird Party Advisory |
| https://github.com/awindog/cve/blob/main/688/29.md#poc | [email protected] | ExploitThird Party Advisory |
| https://vuldb.com/?ctiid.314263 | [email protected] | Permissions Required |
| https://vuldb.com/?id.314263 | [email protected] | Third Party AdvisoryVDB Entry |
| https://vuldb.com/?submit.602655 | [email protected] | Third Party AdvisoryVDB Entry |
| https://www.totolink.net/ | [email protected] | Product |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-119 | Improper Restriction of Operations within the Bounds of a Memory Buffer | [email protected] |
| CWE-120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| totolink a702r firmware | 4.0.0-b20230721.1521 |
CPE
Remediation
| |
| totolink a702r | All versions |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jul 8, 2025 | Initial Analysis | [email protected] |
| Jun 30, 2025 | CVE Modified | CISA-ADP |
| Jun 28, 2025 | New CVE Received | [email protected] |