TOTOLINK A810R 4.1.2cu.5182_B20201026 Telnet Service product.ini hard-coded password

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability was found in TOTOLINK A810R 4.1.2cu.5182_B20201026. It has been classified as critical. The affected element is an unknown function of the file product.ini of the component Telnet Service. This manipulation causes hard-coded password. This vulnerability is registered as CVE-2025-28031. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability has been found in TOTOLINK A810R 4.1.2cu.5182_B20201026 and classified as critical. Affected by this vulnerability is an unknown code block of the file product.ini of the component Telnet Service. The manipulation with an unknown input leads to a hard-coded password vulnerability. The CWE definition for the vulnerability is CWE-259. The product contains a hard-coded password, which it uses for its own inbound authentication or for outbound communication to external components. The impact remains unknown. The summary by CVE is:

TOTOLINK A810R V4.1.2cu.5182_B20201026 was discovered to contain a hardcoded password for the telnet service in product.ini.

The advisory is shared at locrian-lightning-dc7.notion.site. This vulnerability is known as CVE-2025-28031 since 03/11/2025. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/25/2025). MITRE ATT&CK project uses the attack technique T1078.001 for this issue.

By approaching the search of inurl:product.ini it is possible to find vulnerable targets with Google Hacking.

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-2025-12272). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.6
VulDB Temp Score: 5.6
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: Hard-coded password
CWE: CWE-259 / CWE-255
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined
Google Hack: 🔍

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

03/11/2025 🔍
04/22/2025 +41 days 🔍
04/22/2025 +0 days 🔍
05/25/2025 +33 days 🔍

Sourcesinfo

Vendor: totolink.net

Advisory: locrian-lightning-dc7.notion.site
Status: Not defined

CVE: CVE-2025-28031 (🔍)
GCVE (CVE): GCVE-0-2025-28031
GCVE (VulDB): GCVE-100-305905
EUVD: 🔍

Entryinfo

Created: 04/22/2025 18:20
Updated: 05/25/2025 07:04
Changes: 04/22/2025 18:20 (53), 05/25/2025 07:04 (1)
Complete: 🔍
Cache ID: 216::103

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

Discussion

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