Hitachi Energy SuprOS up to 9.2.2.0 default credentials

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.8$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Hitachi Energy SuprOS up to 9.2.2.0. Affected by this issue is some unknown functionality. Such manipulation leads to default credentials. This vulnerability is referenced as CVE-2025-7740. The attack can only be performed from a local environment. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Hitachi Energy SuprOS up to 9.2.2.0. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a default credentials vulnerability. Using CWE to declare the problem leads to CWE-1392. The product uses default credentials (such as passwords or cryptographic keys) for potentially critical functionality. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Default credentials vulnerability exists in SuprOS product. If exploited, this could allow an authenticated local attacker to use an admin account created during product deployment.

The advisory is available at publisher.hitachienergy.com. This vulnerability is handled as CVE-2025-7740 since 07/17/2025. The exploitation is known to be easy. Local access is required to approach this attack. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 01/28/2026).

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

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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: 7.8
VulDB Meta Temp Score: 7.8

VulDB Base Score: 7.8
VulDB Temp Score: 7.8
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: Default credentials
CWE: CWE-1392
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

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

07/17/2025 CVE reserved
01/28/2026 +195 days Advisory disclosed
01/28/2026 +0 days VulDB entry created
01/28/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: publisher.hitachienergy.com
Status: Confirmed

CVE: CVE-2025-7740 (🔒)
GCVE (CVE): GCVE-0-2025-7740
GCVE (VulDB): GCVE-100-343190

Entryinfo

Created: 01/28/2026 11:10
Changes: 01/28/2026 11:10 (63)
Complete: 🔍
Cache ID: 216::103

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