VDB-301240 · CVE-2025-1445 · GCVE-0-2025-1445

Hitachi Energy RTU500 up to 13.7.4/13.7.5 TLS Connection missing synchronization

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.
7.3	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Hitachi Energy RTU500 up to 13.7.4/13.7.5. Impacted is an unknown function of the component TLS Connection Handler. Executing a manipulation can lead to missing synchronization. This vulnerability is registered as CVE-2025-1445. It is possible to launch the attack remotely. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Hitachi Energy RTU500 up to 13.7.4/13.7.5. This vulnerability affects some unknown functionality of the component TLS Connection Handler. The manipulation with an unknown input leads to a missing synchronization vulnerability. The CWE definition for the vulnerability is CWE-820. The product utilizes a shared resource in a concurrent manner but does not attempt to synchronize access to the resource. As an impact it is known to affect availability. CVE summarizes:

A vulnerability exists in RTU IEC 61850 client and server functionality that could impact the availability if renegotiation of an open IEC61850 TLS connection takes place in specific timing situations, when IEC61850 communication is active. Precondition is that IEC61850 as client or server are configured using TLS on RTU500 device. It affects the CMU the IEC61850 stack is configured on.

The advisory is shared for download at publisher.hitachienergy.com. This vulnerability was named CVE-2025-1445 since 02/18/2025. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 13.7.6 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Hitachi Energy

Name

RTU500

Version

License

commercial

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: 7.5
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (Hitachi Energy): 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Missing synchronization
CWE: CWE-820 / CWE-821
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: RTU500 13.7.6

Timelineinfo

02/18/2025 🔍
03/25/2025 +35 days 🔍
03/25/2025 +0 days 🔍
03/25/2025 +0 days 🔍

Sourcesinfo

Advisory: publisher.hitachienergy.com
Status: Confirmed

CVE: CVE-2025-1445 (🔍)
GCVE (CVE): GCVE-0-2025-1445
GCVE (VulDB): GCVE-100-301240

Entryinfo

Created: 03/25/2025 14:51
Changes: 03/25/2025 14:51 (76)
Complete: 🔍
Cache ID: 216::103