TOTOLINK A702R 4.0.0-B20211108.1423 formOneKeyAccessButton sub_4466F8 submit-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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8.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in TOTOLINK A702R 4.0.0-B20211108.1423. This issue affects the function sub_4466F8 of the file /boafrm/formOneKeyAccessButton. Executing a manipulation of the argument submit-url can lead to buffer overflow. The identification of this vulnerability is CVE-2025-9782. The attack may be launched remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability classified as critical was found in TOTOLINK A702R 4.0.0-B20211108.1423. This vulnerability affects the function sub_4466F8 of the file /boafrm/formOneKeyAccessButton. The manipulation of the argument submit-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 for download at github.com. This vulnerability was named CVE-2025-9782. The exploitation appears to be easy. The attack can be initiated 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-2025-26344). Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

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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

09/01/2025 Advisory disclosed
09/01/2025 +0 days VulDB entry created
09/01/2025 +0 days VulDB entry last update

Sourcesinfo

Vendor: totolink.net

Advisory: github.com
Status: Not defined

CVE: CVE-2025-9782 (🔒)
GCVE (CVE): GCVE-0-2025-9782
GCVE (VulDB): GCVE-100-322084
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 09/01/2025 07:14
Updated: 09/01/2025 20:10
Changes: 09/01/2025 07:14 (56), 09/01/2025 18:17 (31), 09/01/2025 20:10 (1)
Complete: 🔍
Submitter: rew1X
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #640990: TOTOLINK 02R V4.0.0-B20211108.1423 Buffer Overflow (by rew1X)

Once again VulDB remains the best source for vulnerability data.

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