CVE-2025-4823

Name: CVE-2025-4823
Creator: NVD / NIST
Published: 2025-05-17T10:15:21.023+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.7/10EPSS 0.66%

Last modified Jun 17, 2026

CVE-2025-4823 is a high-severity vulnerability rated 8.7/10 on the CVSS scale. A vulnerability was found in TOTOLINK A702R, A3002R and A3002RU 3.0.0-B20230809.1615. It has been rated as critical. EPSS estimates a 0.66% chance of exploitation in the next 30 days.

Description

A vulnerability was found in TOTOLINK A702R, A3002R and A3002RU 3.0.0-B20230809.1615. It has been rated as critical. Affected by this issue is the function submit-url of the file /boafrm/formReflashClientTbl of the component HTTP POST Request Handler. The manipulation leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the 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

8.7/10

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:X/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

0.66%

46.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Totolink	A702r Firmware	3.0.0-b20230809.1615
Totolink	A3002r Firmware	3.0.0-b20230809.1615
Totolink	A3002ru Firmware	3.0.0-b20230809.1615

References

https://github.com/CH13hh/tmp_store_cc/blob/main/toto/1.mdBroken Link
https://vuldb.com/?ctiid.309284Permissions Required, VDB Entry
https://vuldb.com/?id.309284Third Party Advisory, VDB Entry
https://vuldb.com/?submit.574593Third Party Advisory, VDB Entry
https://www.totolink.net/Product

Timeline

Published: May 17, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-4823?

How severe is CVE-2025-4823?

CVE-2025-4823 has a CVSS score of 8.7/10 (HIGH severity). The EPSS model estimates a 0.66% probability of exploitation in the next 30 days.

How do I fix CVE-2025-4823?

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-2025-4823?

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

Scan your code now

Source: NVD / NIST