TOTOLINK A3002R/A3002RU 3.0.0-B20230809.1615 HTTP POST Request /boafrm/formMapDel devicemac1 buffer overflow

Summaryinfo

A vulnerability labeled as critical has been found in TOTOLINK A3002R and A3002RU 3.0.0-B20230809.1615. This impacts an unknown function of the file /boafrm/formMapDel of the component HTTP POST Request Handler. Such manipulation of the argument devicemac1 leads to buffer overflow. This vulnerability is uniquely identified as CVE-2025-4730. The attack can be launched remotely. Moreover, an exploit is present.

Detailsinfo

A vulnerability was found in TOTOLINK A3002R and A3002RU 3.0.0-B20230809.1615. It has been rated as critical. Affected by this issue is an unknown part of the file /boafrm/formMapDel of the component HTTP POST Request Handler. The manipulation of the argument devicemac1 with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2025-4730. The exploitation is known to be easy. The attack may be launched remotely. Technical details as well as a public exploit are known.

The exploit is available at github.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-15381). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.4

VulDB Base Score: 8.8
VulDB Temp Score: 8.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.8
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

05/15/2025 Advisory disclosed
05/15/2025 +0 days VulDB entry created
06/20/2025 +36 days VulDB entry last update

Sourcesinfo

Vendor: totolink.net

Advisory: github.com
Status: Not defined

CVE: CVE-2025-4730 (🔒)
GCVE (CVE): GCVE-0-2025-4730
GCVE (VulDB): GCVE-100-309032
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 05/15/2025 09:28
Updated: 06/20/2025 16:29
Changes: 05/15/2025 09:28 (56), 05/16/2025 03:37 (1), 05/16/2025 11:43 (30), 06/20/2025 16:29 (1)
Complete: 🔍
Submitter: BabyShark
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #570687: TOTOLINK A3002RU V3 and A3002R_V4 V3.0.0-B20230809.1615 Buffer Overflow (by BabyShark)

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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