PT-2025-35480 · Totolink · Totolink A702R

Rew1X · Published 2025-08-25 · Updated 2025-09-01 · CVE-2025-9779

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions TOTOLINK A702R version 4.0.0-B20211108.1423

Description A vulnerability exists in TOTOLINK A702R that allows for a remote buffer overflow. The issue is located in the sub 4162DC function of the /boafrm/formFilter file. The vulnerability is triggered by manipulating the ip6addr argument. The exploit for this issue is publicly available.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-119

CWE-120

Related Identifiers

BDU:2025-10901

CVE-2025-9779

Affected Products

Totolink A702R

References · 13

• 🔥 https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md#poc · Exploit
• 🔥 https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md · Exploit
• https://osv.dev/vulnerability/CVE-2025-9779 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-9779 · Security Note
• https://bdu.fstec.ru/vul/2025-10901 · Security Note
• https://vuldb.com/?submit.640987 · Note
• https://vuldb.com/?ctiid.322081 · Note
• https://totolink.net · Note
• https://twitter.com/VulmonFeeds/status/1962516917844951438 · Twitter Post
• https://t.me/CVEtracker/31432 · Telegram Post
• https://twitter.com/CveFindCom/status/1962503105569771990 · Twitter Post
• https://vuldb.com/?id.322081 · Note
• https://twitter.com/CVEnew/status/1962502661065904272 · Twitter Post