What is the CVSS score of CVE-2025-22477?

CVE-2025-22477 has a CVSS 3.1 base score of 8.3 (High). CVSS vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L. EPSS exploitation probability: 0.1%.

How to fix or mitigate CVE-2025-22477?

Within 7 days: Identify all affected systems and apply vendor patches promptly. Audit authentication configurations and rotate any potentially compromised credentials.

Storage Manager CVE-2025-22477

HIGH

Improper Authentication (CWE-287)

2025-05-06 security_alert@emc.com

Authentication Bypass Dell Storage Manager

8.3

CVSS 3.1 · NVD

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Vulnerability Assessment

Weakness	CWE CWE-287 OWASP Top 10:2025 A07:2025 - Authentication Failures ASVS 5.0 V6 - Authentication Authentication mechanism validation MITRE ATT&CK 2 techniques across 2 tactics: Defense Evasion, Initial Access The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 8.3 (HIGH). Attack characteristics: adjacent network attack vector, low complexity, no privileges required, no user interaction not required. EPSS exploitation probability: 0.11%.
Exploit ScenarioDerived	An attacker could exploit this vulnerability to bypass authentication mechanisms to gain unauthorized access. No authentication is required to exploit this vulnerability.

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

No patch listed yet 0.1% exploitation probability (EPSS)

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AnalysisAIv1 – Mar 28, 2026

Dell Storage Center - Dell Storage Manager, version(s) 20.1.20, contain(s) an Improper Authentication vulnerability. Rated high severity (CVSS 8.3), this vulnerability is no authentication required, low attack complexity. No vendor patch available.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement multi-factor authentication, enforce strong password policies, use proven authentication frameworks.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Improper Authentication (CWE-287), which allows attackers to bypass authentication mechanisms to gain unauthorized access. Dell Storage Center - Dell Storage Manager, version(s) 20.1.20, contain(s) an Improper Authentication vulnerability. An unauthenticated attacker with adjacent network access could potentially exploit this vulnerability, leading to Elevation of privileges. Affected products include: Dell Storage Manager.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 8.3 HIGH

AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Adjacent

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

Low

DescriptionCVE.org

Dell Storage Center - Dell Storage Manager, version(s) 20.1.20, contain(s) an Improper Authentication vulnerability. An unauthenticated attacker with adjacent network access could potentially exploit this vulnerability, leading to Elevation of privileges.

Executive ViewAI

Why It Matters

CVE-2025-22477 presents notable security risk, a improper authentication vulnerability rated CVSS 8.3. Attackers could bypass security controls to gain unauthorized access to protected resources and sensitive data. 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; (2) Enable MFA where possible; (3) Monitor authentication logs for anomalous access.

Threat Intelligence Overview

EPSS Score

0.1%

Top 70% exploitable

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

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 0.1%

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

Controlled

Automatable· derived

Human Impact

High

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +42

PoC: 0

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Authentication Bypass CRITICAL

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

Affected Products (CPE)CVE.org

cpe:2.3:a:dell:storage_manager:16.3.20:*:*:*:*:*:*:*

cpe:2.3:a:dell:storage_manager:2016:r2.1:*:*:*:*:*:*

cpe:2.3:a:dell:storage_manager:2020:r1:*:*:*:*:*:*

cpe:2.3:a:dell:storage_manager:2020:r1.10:*:*:*:*:*:*

cpe:2.3:a:dell:storage_manager:2020:r1.2:*:*:*:*:*:*

cpe:2.3:a:dell:storage_manager:2020:r1.20:*:*:*:*:*:*

More in Storage Manager

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CVE-2015-5371 CRITICAL Emergency POC

10.0 Jul 06

The AuthenticationFilter class in SolarWinds Storage Manager allows remote attackers to upload and execute arbitrary scr

CVE-2012-2576 CRITICAL Emergency POC

9.8 Dec 20

SQL injection vulnerability in the LoginServlet page in SolarWinds Storage Manager before 5.1.2, SolarWinds Storage Prof

CVE-2015-7838 CRITICAL Act Now

10.0 Oct 15

ProcessFileUpload.jsp in SolarWinds Storage Manager before 6.2 allows remote attackers to upload and execute arbitrary f

CVE-2025-43995 CRITICAL Act Now

9.8 Oct 24

Authentication bypass in Dell Storage Manager 20.1.21 allows unauthenticated remote attackers to reach the REST APIs exp

CVE-2017-14374 CRITICAL Act Now

9.8 Dec 06

The SMI-S service in Dell Storage Manager versions earlier than 16.3.20 (aka 2016 R3.20) is protected using a hard-coded

CVE-2021-32522 CRITICAL Act Now

9.8 Jul 07

Improper restriction of excessive authentication attempts vulnerability in QSAN Storage Manager, XEVO, SANOS allows remo

CVE-2021-32521 CRITICAL Act Now

9.8 Jul 07

Use of MAC address as an authenticated password in QSAN Storage Manager, XEVO, SANOS allows local attackers to escalate

CVE-2021-32520 CRITICAL Act Now

9.8 Jul 07

Use of hard-coded cryptographic key vulnerability in QSAN Storage Manager allows attackers to obtain users’ credentials

CVE-2021-32513 CRITICAL Act Now

9.8 Jul 07

QsanTorture in QSAN Storage Manager does not filter special parameters properly that allows remote unauthenticated attac

CVE-2021-32512 CRITICAL Act Now

9.8 Jul 07

QuickInstall in QSAN Storage Manager does not filter special parameters properly that allows remote unauthenticated atta

CVE-2025-22478 HIGH This Week

8.1 May 06

Dell Storage Center - Dell Storage Manager, version(s) 20.1.20, contain(s) an Improper Restriction of XML External Entit

CVE-2025-43994 HIGH This Week

7.5 Oct 24

Missing authentication on a critical function in Dell Storage Manager (DSM) - the management application for Dell Storag

Same weakness CWE-287 – Improper Authentication

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CVE-2022-40684 CRITICAL POC

9.8

CVE-2025-61882 CRITICAL POC

9.8

CVE-2020-0688 HIGH POC

8.8

CVE-2023-46805 HIGH POC

8.2

CVE-2023-35078 CRITICAL POC

9.8

CVE-2015-1187 CRITICAL POC

9.8

CVE-2024-7593 CRITICAL POC

9.8

CVE-2017-7921 CRITICAL POC

9.8

Same technique Authentication Bypass

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CVE-2015-3306 CRITICAL POC

10.0

CVE-2023-22515 CRITICAL POC

9.8

CVE-2012-4681 CRITICAL POC

9.8

CVE-2013-2465 CRITICAL POC

9.8

CVE-2011-3544 CRITICAL POC

9.8

CVE-2024-0012 CRITICAL POC

9.3

References

Advisories & patches

ADVISORY https://www.dell.com/support/kbdoc/en-us/000317318/dsa-2025-191-security-update-for-storage-center-dell-storage-manager-vulnerabilities

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GitHub PoC

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