Buffer Overflow in TOTOLINK A702R, A3002R, and A3002RU Products
CVE-2025-4832

8.7HIGH

Key Information:

Vendor

Totolink
Status
A702r
A3002r
A3002ru
Vendor
CVE Published:
17 May 2025
đź”” Create Totolink Vulnerability Alert

What is CVE-2025-4832?

A buffer overflow vulnerability exists in the HTTP POST Request Handler of TOTOLINK A702R, A3002R, and A3002RU devices, specifically within the file /boafrm/formDosCfg. This flaw allows attackers to manipulate the argument 'submit-url', potentially leading to remote code execution. The exploit has been publicly disclosed, creating significant security risks for users of these products.

Affected Version(s)

A3002R 3.0.0-B20230809.1615

A3002RU 3.0.0-B20230809.1615

A702R 3.0.0-B20230809.1615

References

https://vuldb.com/?id.309298
vdb-entrytechnical-description
https://vuldb.com/?ctiid.309298
signaturepermissions-required
https://vuldb.com/?submit.574605
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

  • Vulnerability published

  • Vulnerability Reserved

Credit

BabyShark (VulDB User)
.
CVE-2025-4832 : Buffer Overflow in TOTOLINK A702R, A3002R, and A3002RU Products