CVE-2025-6940 | THREATINT

Description

A vulnerability classified as critical was found in TOTOLINK A702R 4.0.0-B20230721.1521. Affected by this vulnerability is an unknown functionality of the file /boafrm/formParentControl 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.

In TOTOLINK A702R 4.0.0-B20230721.1521 wurde eine kritische Schwachstelle entdeckt. Das betrifft eine unbekannte Funktionalität der Datei /boafrm/formParentControl der Komponente HTTP POST Request Handler. Durch Manipulation des Arguments submit-url mit unbekannten Daten kann eine buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk angegangen werden. Der Exploit steht zur öffentlichen Verfügung.

Reserved 2025-06-30 | Published 2025-07-01 | Updated 2025-07-01 | Assigner VulDB

HIGH: 8.7CVSS: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

HIGH: 8.8CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

HIGH: 8.8CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R

9.0AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR

Problem types

Buffer Overflow

Memory Corruption

Product status

4.0.0-B20230721.1521

affected

Timeline

2025-06-30:	Advisory disclosed
2025-06-30:	VulDB entry created
2025-06-30:	VulDB entry last update

Credits

Ye Leipeng (VulDB User) reporter

References

vuldb.com/?id.314461 (VDB-314461 | TOTOLINK A702R HTTP POST Request formParentControl buffer overflow) vdb-entry technical-description

vuldb.com/?ctiid.314461 (VDB-314461 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.605861 (Submit #605861 | TOTOLINK A702R V4.0.0-B20230721.1521 Buffer Overflow) third-party-advisory

github.com/awindog/cve/blob/main/688/27.md related

github.com/awindog/cve/blob/main/688/27.md exploit

www.totolink.net/ product

cve.org (CVE-2025-6940)

nvd.nist.gov (CVE-2025-6940)

Download JSON