We use these services and cookies to improve your user experience. You may opt out if you wish, however, this may limit some features on this site.

Please see our statement on Data Privacy.

Crisp.chat (Helpdesk and Chat)

Ok

THREATINT
PUBLISHED

CVE-2025-8136

TOTOLINK A702R HTTP POST Request formFilter buffer overflow



Description

EN DE

A vulnerability, which was classified as critical, was found in TOTOLINK A702R 4.0.0-B20230721.1521. Affected is an unknown function of the file /boafrm/formFilter of the component HTTP POST Request Handler. The manipulation of the argument ip6addr leads to buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

Es wurde eine Schwachstelle in TOTOLINK A702R 4.0.0-B20230721.1521 gefunden. Sie wurde als kritisch eingestuft. Es geht dabei um eine nicht klar definierte Funktion der Datei /boafrm/formFilter der Komponente HTTP POST Request Handler. Mittels Manipulieren des Arguments ip6addr mit unbekannten Daten kann eine buffer overflow-Schwachstelle ausgenutzt werden. Der Angriff kann über das Netzwerk passieren. 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.317532 (VDB-317532 | TOTOLINK A702R HTTP POST Request formFilter buffer overflow) vdb-entry technical-description

vuldb.com/?ctiid.317532 (VDB-317532 | CTI Indicators (IOB, IOC, IOA)) signature permissions-required

vuldb.com/?submit.620482 (Submit #620482 | TOTOLINK A702R V4.0.0-B20230721.1521 Buffer Overflow) third-party-advisory

github.com/...88/vuls/blob/main/totolink/a702r/formFilter.md exploit

www.totolink.net/ product

cve.org (CVE-2025-8136)

nvd.nist.gov (CVE-2025-8136)

Download JSON

Share this page
https://cve.threatint.eu/CVE/CVE-2025-8136

Support options

Helpdesk Chat, Email, Knowledgebase