Eaton Brightlayer Software Suite up to 7.3.x Application Protocol missing authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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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.
7.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Eaton Brightlayer Software Suite up to 7.3.x. The affected element is an unknown function of the component Application Protocol Handler. This manipulation causes missing authentication. The identification of this vulnerability is CVE-2025-48397. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Eaton Brightlayer Software Suite up to 7.3.x. It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component Application Protocol Handler. The manipulation with an unknown input leads to a missing authentication vulnerability. The CWE definition for the vulnerability is CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The privileged user could log in without sufficient credentials after enabling an application protocol. This security issue has been fixed in the latest script patch latest version of of Eaton BLSS (7.3.0.SCP004).

It is possible to read the advisory at eaton.com. This vulnerability is known as CVE-2025-48397 since 05/20/2025. The exploitation appears to be difficult. The attack can be launched remotely. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/03/2025).

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-2025-37477). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.1
VulDB Temp Score: 7.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.1
CNA Vector (Eaton): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

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

05/20/2025 CVE reserved
11/03/2025 +167 days Advisory disclosed
11/03/2025 +0 days VulDB entry created
11/03/2025 +0 days VulDB entry last update

Sourcesinfo

Advisory: eaton.com
Status: Confirmed

CVE: CVE-2025-48397 (🔒)
GCVE (CVE): GCVE-0-2025-48397
GCVE (VulDB): GCVE-100-330919
EUVD: 🔒

Entryinfo

Created: 11/03/2025 10:12
Updated: 11/03/2025 15:02
Changes: 11/03/2025 10:12 (62), 11/03/2025 11:29 (1), 11/03/2025 15:02 (1)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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