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Powerscale Onefs CVE-2026-22278

HIGH
Improper Restriction of Excessive Authentication Attempts (CWE-307)
2026-01-22 security_alert@emc.com
8.1
CVSS 3.1 · NVD
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Send authentication requests to Dell PowerScale OneFS
  2. Exploit
    Bypass rate limiting on login attempts
  3. Execution
    Conduct brute force attack
  4. Impact
    Gain unauthorized account access

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication Brute-force prevention, rate limiting
Exploitation Conditions

Dell PowerScale OneFS versions prior to 9.13.0.0 with authentication endpoint exposed to network. No authentication required for initial attack; vulnerable system must have default or weak rate-limiting configurations on login mechanism.

Impact

CVSS 8.1 (HIGH). Attack vector: Network. Complexity: High. Privileges required: None. User interaction: None. Exploitation no authentication required. Exploitable via remote/network.

Exploit ScenarioDerived

A remote attacker without authentication could exploit this flaw, Unauthorized access.

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 12, 2026

Powerscale Onefs versions up to 9.13.0.0 is affected by improper restriction of excessive authentication attempts (CVSS 8.1).

RemediationAI

Monitor vendor advisories for a patch. Restrict network access to the affected service where possible.

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 (CWE-307: Improper Restriction of Excessive Authentication Attempts) affects Powerscale Onefs. Dell PowerScale OneFS versions prior to 9.13.0.0 contains an improper restriction of excessive authentication attempts vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Unauthorized access.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 8.1 HIGH
AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

DescriptionCVE.org

Dell PowerScale OneFS versions prior to 9.13.0.0 contains an improper restriction of excessive authentication attempts vulnerability. An unauthenticated attacker with remote access could potentially exploit this vulnerability, leading to Unauthorized access.

Executive ViewAI

Why It Matters

Dell PowerScale OneFS versions up to 9.13.0.0 contain a critical authentication bypass vulnerability that could allow attackers to gain unauthorized access through brute force attacks without rate limiting. This directly impacts data security for organizations relying on PowerScale systems and creates immediate risk of unauthorized access to sensitive storage infrastructure.

Business Impact: High
Compensating Controls

Implement network-level rate limiting and DDoS protection on authentication endpoints; restrict administrative access via firewall rules to known IP ranges; enable IP whitelisting for management interfaces; deploy intrusion detection/prevention system (IDS/IPS) signatures for brute force attack patterns; enforce multi-factor authentication if supported; increase monitoring frequency for authentication logs and alert on suspicious patterns; consider temporary disable of remote access if operationally feasible; network segmentation to isolate PowerScale management traffic.

Threat Intelligence Overview

EPSS Score
0.1%
Top 72% exploitable
Data Quality
3 sources
Confidence: Low

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
Open
Automatable· derived
No
Human Impact
High

Priority Score

40
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +40
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

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:powerscale_onefs:*:*:*:*:*:*:*:*
CVE-2025-27690 CRITICAL
9.8 Apr 10

Dell PowerScale OneFS, versions 9.5.0.0 through 9.10.1.0, contains a use of default password vulnerability. Rated critic

CVE-2024-53298 CRITICAL
9.8 Jun 20

CVE-2024-53298 is a critical missing authorization vulnerability in Dell PowerScale OneFS NFS export functionality that

CVE-2023-32493 CRITICAL
9.8 Aug 16

Dell PowerScale OneFS, 9.5.0.x, contains a protection mechanism bypass vulnerability. Rated critical severity (CVSS 9.8)

CVE-2022-31230 CRITICAL
9.8 Jun 28

Dell PowerScale OneFS, versions 8.2.x-9.2.x, contain broken or risky cryptographic algorithm. Rated critical severity (C

CVE-2024-22463 CRITICAL
9.1 Mar 04

Dell PowerScale OneFS 8.2.x through 9.6.0.x contains a use of a broken or risky cryptographic algorithm vulnerability. R

CVE-2023-32457 HIGH
8.8 Aug 29

Dell PowerScale OneFS, versions 8.2.2.x-9.5.0.x, contains an improper privilege management vulnerability. Rated high sev

CVE-2021-21553 HIGH
8.8 Aug 03

Dell PowerScale OneFS versions 8.1.0-9.1.0 contain an Incorrect User Management vulnerability.under some specific condit

CVE-2024-29170 HIGH
8.1 Jun 04

Dell PowerScale OneFS versions 8.2.x through 9.8.0.x contain a use of hard coded credentials vulnerability. Rated high s

CVE-2023-44295 HIGH
8.1 Dec 05

Dell PowerScale OneFS versions 8.2.2.x through 9.6.0.x contains an improper control of a resource through its lifetime v

CVE-2026-27102 HIGH
7.8 Apr 08

Dell PowerScale OneFS versions 9.5.0.0 through 9.10.1.6 and 9.11.0.0 through 9.13.0.1 contain an incorrect privilege ass

CVE-2024-32853 HIGH
7.8 Jul 02

Dell PowerScale OneFS versions 8.2.2.x through 9.7.0.2 contain an execution with unnecessary privileges vulnerability. R

CVE-2024-25960 HIGH
7.8 Mar 28

Dell PowerScale OneFS versions 8.2.2.x through 9.7.0.x contains a cleartext transmission of sensitive information vulner

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