CVE-2025-9779

Name: CVE-2025-9779
Creator: NVD / NIST
Published: 2025-09-01T13:15:33.73+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.4/10EPSS 0.60%

Last modified Jun 17, 2026

CVE-2025-9779 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this vulnerability is the function sub_4162DC of the file /boafrm/formFilter. EPSS estimates a 0.60% chance of exploitation in the next 30 days.

Description

A vulnerability was detected in TOTOLINK A702R 4.0.0-B20211108.1423. Affected by this vulnerability is the function sub_4162DC of the file /boafrm/formFilter. The manipulation of the argument ip6addr results in buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used.

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS 4.0

7.4/10

CVSS: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/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS Probability

0.60%

44.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Totolink	A702r Firmware	4.0.0-b20211108.1423

References

https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.mdBroken Link
https://github.com/rew1X/CVE/blob/main/TOTOLINK/A702R/formFilter/formFilter.md#pocBroken Link
https://vuldb.com/?ctiid.322081Permissions Required
https://vuldb.com/?id.322081Third Party Advisory, VDB Entry
https://vuldb.com/?submit.640987Third Party Advisory, VDB Entry
https://www.totolink.net/Product

Timeline

Published: Sep 1, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-9779?

How severe is CVE-2025-9779?

CVE-2025-9779 has a CVSS score of 7.4/10 (HIGH severity). The EPSS model estimates a 0.60% probability of exploitation in the next 30 days.

How do I fix CVE-2025-9779?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-9779?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST