PT-2025-35480 · Totolink · Totolink A702R

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

Positive Technologies · (AI Summary)

CVSS v2.0

9.0

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-120

CWE-119

Related Identifiers

CVE-2025-9779

Affected Products

Totolink A702R

References · 11

• 🔥 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://nvd.nist.gov/vuln/detail/CVE-2025-9779 · Security Note
• https://twitter.com/CveFindCom/status/1962503105569771990 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1962516917844951438 · Twitter Post
• https://totolink.net · Note
• https://vuldb.com/?submit.640987 · Note
• https://vuldb.com/?ctiid.322081 · Note
• https://vuldb.com/?id.322081 · Note
• https://twitter.com/CVEnew/status/1962502661065904272 · Twitter Post
• https://t.me/CVEtracker/31432 · Telegram Post