What is the CVSS score of CVE-2025-52545?

CVE-2025-52545 has a CVSS 4.0 base score of 7.7 (High). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:L/SA:L. EPSS exploitation probability: 0.0%.

How to fix or mitigate CVE-2025-52545?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

E3 Supervisory Controller Firmware CVE-2025-52545

Q: Which versions of E3 Supervisory Controller Firmware are affected by CVE-2025-52545?

CVE-2025-52545 presents notable security risk rated CVSS 7.7. Exploitation could compromise the security of affected deployments.

HIGH

Insufficiently Protected Credentials (CWE-522)

2025-09-02 dd59f033-460c-4b88-a075-d4d3fedb6191

Information Disclosure E3 Supervisory Controller Firmware Copeland

7.7

CVSS 4.0 · Vendor: dd59f033-460c-4b88-a075-d4d3fedb6191

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Vulnerability Assessment

Weakness	CWE CWE-522 OWASP Top 10:2025 A06:2025 - Insecure Design ASVS 5.0 V6 - Authentication Credential protection in transit/storage
Impact	CVSS score of 7.7 (HIGH). Attack characteristics: network attack vector, low complexity, low privileges required, no user interaction not required. EPSS exploitation probability: 0.04%.
Exploit ScenarioDerived	A remote attacker could obtain user credentials due to weak protection mechanisms by sending crafted requests to the affected application.

This Week Schedule remediation this week. Why: HIGH severity (CVSS 7.0-8.9).

No patch listed yet 0.0% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

E3 Site Supervisor Control (firmware version < 2.31F01) RCI service contains an API call to read users info, which returns all usernames and password hashes for the application services. Rated high severity (CVSS 7.7), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Hash passwords with strong algorithms (bcrypt, argon2), encrypt credentials in transit and at rest, never log credentials.

Affects your stack

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Technical ContextAI · show details

This vulnerability is classified as Insufficiently Protected Credentials (CWE-522), which allows attackers to obtain user credentials due to weak protection mechanisms. E3 Site Supervisor Control (firmware version < 2.31F01) RCI service contains an API call to read users info, which returns all usernames and password hashes for the application services. Affected products include: Copeland E3 Supervisory Controller Firmware.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (dd59f033-460c-4b88-a075-d4d3fedb6191) PRIMARY 7.7 HIGH

CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:L/SA:L

Primary rating from Vendor (dd59f033-460c-4b88-a075-d4d3fedb6191) · only source for this CVE.

CVSS VectorVendor: dd59f033-460c-4b88-a075-d4d3fedb6191

Attack Vector

Network

Attack Complexity

Low

Attack Requirements

Present

Privileges Required

Low

User Interaction

None

Vulnerable system: Confidentiality

High

Vulnerable system: Integrity

High

Vulnerable system: Availability

High

Subsequent system: Confidentiality

None

Subsequent system: Integrity

Low

Subsequent system: Availability

Low

DescriptionCVE.org

E3 Site Supervisor Control (firmware version < 2.31F01) RCI service contains an API call to read users info, which returns all usernames and password hashes for the application services.

Executive ViewAI

Why It Matters

CVE-2025-52545 presents notable security risk rated CVSS 7.7. Exploitation could compromise the security of affected deployments. Organizations should apply vendor updates when available and consider compensating controls in the interim.

Business Impact: High

Compensating Controls

Apply vendor patch. If immediate patching is not feasible: (1) Implement network-level access controls to limit exposure; (2) Enable enhanced monitoring and alerting; (3) Apply principle of least privilege.

Threat Intelligence Overview

EPSS Score

0.0%

Top 86% exploitable

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

VulDB

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity HIGH

CISA KEV No

Public POC No

EPSS 0.0%

Patch available No

Active threat No

Deciding rule

HIGH severity (CVSS 7.0-8.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

None

System Exposure· derived

Open

Automatable· derived

Human Impact

High

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +38

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Information Disclosure MEDIUM

Information disclosure occurs when an application unintentionally exposes sensitive data that aids attackers in reconnaissance or directly compromises security.