TOTOLINK N302R Plus up to 3.4.0-B20201028 HTTP POST Request /boafrm/formFilter url buffer overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.0$0-$5k0.00

Summaryinfo

A vulnerability marked as critical has been reported in TOTOLINK N302R Plus up to 3.4.0-B20201028. This issue affects some unknown processing of the file /boafrm/formFilter of the component HTTP POST Request Handler. This manipulation of the argument url causes buffer overflow. This vulnerability is handled as CVE-2025-5672. The attack can be initiated remotely. Additionally, an exploit exists.

Detailsinfo

A vulnerability has been found in TOTOLINK N302R Plus up to 3.4.0-B20201028 and classified as critical. Affected by this vulnerability is an unknown code of the file /boafrm/formFilter of the component HTTP POST Request Handler. The manipulation of the argument url with an unknown input leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared at github.com. This vulnerability is known as CVE-2025-5672. The exploitation appears to be easy. The attack can be launched remotely. Technical details and also a public exploit are known.

It is possible to download the exploit 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-2025-17014). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.0

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

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

06/04/2025 🔍
06/04/2025 +0 days 🔍
06/06/2025 +2 days 🔍

Sourcesinfo

Vendor: totolink.net

Advisory: github.com
Status: Not defined

CVE: CVE-2025-5672 (🔍)
GCVE (CVE): GCVE-0-2025-5672
GCVE (VulDB): GCVE-100-311161
EUVD: 🔍
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/04/2025 15:01
Updated: 06/06/2025 04:25
Changes: 06/04/2025 15:01 (56), 06/06/2025 04:25 (1)
Complete: 🔍
Submitter: wanglun_
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #590094: TOTOLINK N302R-Plus <=V3.4.0-B20201028 Buffer Overflow (by wanglun_)

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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