CVE-2025-45865

TOTOLINK A3002R v4.0.0-B20230531.1404 was discovered to contain a buffer overflow via the dnsaddr parameter in the formDhcpv6s interface.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/Jiangxiazhe/IOT_hack/blob/main/TOTOLINK/A3002R/6/overflow.md	Exploit
https://www.totolink.net/home/menu/detail/menu_listtpl/download/id/258/ids/36.html	Product

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:totolink:a3002r_firmware:4.0.0-b20230531.1404:*:*:*:*:*:*:*

cpe:2.3:h:totolink:a3002r:-:*:*:*:*:*:*:*

History

15 May 2025, 18:37

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-05-13 19:15

Updated : 2025-05-15 18:37

NVD link : CVE-2025-45865

Mitre link : CVE-2025-45865

CVE.ORG link : CVE-2025-45865

JSON object : View

Products Affected

totolink

a3002r
a3002r_firmware

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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