Buffer Overflow Vulnerability in TOTOLINK A3002R and A3002RU Products
CVE-2025-4730

8.7HIGH

Key Information:

Vendor

Totolink
Status
A3002r
A3002ru
Vendor
CVE Published:
16 May 2025

Badges

👾 Exploit Exists

What is CVE-2025-4730?

A buffer overflow vulnerability has been identified in the HTTP POST Request Handler of the TOTOLINK A3002R and A3002RU routers. This issue arises from improper handling of an argument in the /boafrm/formMapDel function, specifically the 'devicemac1' parameter. An attacker could exploit this vulnerability remotely, potentially leading to unauthorized access or system compromise. The exploit has been made public, raising concerns about possible unauthorized exploitation in the wild.

Affected Version(s)

A3002R 3.0.0-B20230809.1615

A3002RU 3.0.0-B20230809.1615

References

https://vuldb.com/?id.309032
vdb-entrytechnical-description
https://vuldb.com/?ctiid.309032
signaturepermissions-required
https://vuldb.com/?submit.570687
third-party-advisory

CVSS V4

Score:
8.7
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 👾

    Exploit known to exist

  • Vulnerability published

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CVE-2025-4730 : Buffer Overflow Vulnerability in TOTOLINK A3002R and A3002RU Products