Vulnerability details

CVE-2025-6825

Totolink A702R

TOTOLINK A702R HTTP POST Request formWlSiteSurvey buffer overflow

CVSS 4.0

8.7High

Official 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.

CVSS scores

Score	Version	Source	Vector
8.7High	4.0	CVEProject cvelistV5 (CNA) (VulDB)	`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`
8.8High	3.1	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
8.8High	3.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
9.0High	2.0	CVEProject cvelistV5 (CNA) (VulDB)	`AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR`

Affected products

Vendor	Product	Versions	Source
Totolink	A702R	4.0.0-B20230721.1521	CVEProject cvelistV5 (CNA)

References and advisories

https://vuldb.com/?id.314263 vdb-entrytechnical-description
https://vuldb.com/?ctiid.314263 signaturepermissions-required
https://vuldb.com/?submit.602655 third-party-advisory
https://www.totolink.net/ product
https://github.com/awindog/cve/blob/main/688/29.md#poc exploit
https://github.com/awindog/cve/blob/main/688/29.md related

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Details

Published: 2025-06-29
Last updated: 2025-06-30
State: Published
Assigner (CNA): VulDB

Exploit prediction (EPSS)

1.01%

Probability of exploitation in 30 days

63.5%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: Proof of concept
Technical impact: Total

Weaknesses (CWE)

CWE-120
Buffer Overflow
CWE-119
Memory Corruption