TOTOLINK T10 4.1.8cu.5207 POST Request /cgi-bin/cstecgi.cgi setWiFiMeshName device_name 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 was found in TOTOLINK T10 4.1.8cu.5207. It has been rated as critical. Affected by this issue is the function setWiFiMeshName of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument device_name leads to buffer overflow. This vulnerability is handled as CVE-2025-5904. The attack may be launched remotely. Furthermore, there is an exploit available. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Detailsinfo

A vulnerability was found in TOTOLINK T10 4.1.8cu.5207. It has been declared as critical. Affected by this vulnerability is the function setWiFiMeshName of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. The manipulation of the argument device_name 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 candle-throne-f75.notion.site. This vulnerability is known as CVE-2025-5904. 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 candle-throne-f75.notion.site. 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-2025-17609). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

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: 🔒

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

06/09/2025 Advisory disclosed
06/09/2025 +0 days VulDB entry created
06/16/2025 +7 days VulDB entry last update

Sourcesinfo

Vendor: totolink.net

Advisory: candle-throne-f75.notion.site
Status: Not defined

CVE: CVE-2025-5904 (🔒)
GCVE (CVE): GCVE-0-2025-5904
GCVE (VulDB): GCVE-100-311677
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 06/09/2025 10:04 AM
Updated: 06/16/2025 04:46 PM
Changes: 06/09/2025 10:04 AM (57), 06/10/2025 06:52 AM (1), 06/10/2025 12:26 PM (31), 06/16/2025 04:46 PM (1)
Complete: 🔍
Submitter: ysnysn
Cache ID: 18:286:40

Submitinfo

Accepted

  • Submit #592264: TOTOLINK T10 V2_Firmware V2_V4.1.8cu.5207 Buffer Overflow (by ysnysn)

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