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THREATINT
PUBLISHED

CVE-2025-8140

TOTOLINK A702R HTTP POST Request formWlanMultipleAP buffer overflow



Description

EN DE

A vulnerability was found in TOTOLINK A702R 4.0.0-B20230721.1521. It has been declared as critical. This vulnerability affects unknown code of the file /boafrm/formWlanMultipleAP of the component HTTP POST Request Handler. The manipulation of the argument submit-url leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

In TOTOLINK A702R 4.0.0-B20230721.1521 wurde eine Schwachstelle ausgemacht. Sie wurde als kritisch eingestuft. Das betrifft eine unbekannte Funktionalität der Datei /boafrm/formWlanMultipleAP der Komponente HTTP POST Request Handler. Durch Beeinflussen 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 2025-07-24 | Published 2025-07-25 | Updated 2025-07-25 | 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

2025-07-24:Advisory disclosed
2025-07-24:VulDB entry created
2025-07-24:VulDB entry last update

Credits

panda_0x1 (VulDB User) reporter

References

vuldb.com/?id.317536 (VDB-317536 | TOTOLINK A702R HTTP POST Request formWlanMultipleAP buffer overflow) vdb-entry technical-description

vuldb.com/?ctiid.317536 (VDB-317536 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.620486 (Submit #620486 | TOTOLINK A702R V4.0.0-B20230721.1521 Buffer Overflow) third-party-advisory

github.com/...blob/main/totolink/a702r/formWlanMultipleAP.md exploit

www.totolink.net/ product

cve.org (CVE-2025-8140)

nvd.nist.gov (CVE-2025-8140)

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