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Cloudlink CVE-2021-36312

CRITICAL
Use of Hard-coded Password (CWE-259)
2021-11-23 security_alert@emc.com
9.1
CVSS 3.1 · NVD
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Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A07:2025 - Authentication Failures
ASVS 5.0
V6 - Authentication No hard-coded passwords
MITRE ATT&CK

1 technique across 1 tactic: Persistence

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Impact

CVSS score of 9.1 (CRITICAL). Attack characteristics: network attack vector, low complexity, high privileges required, no user interaction not required.

Exploit ScenarioDerived

This vulnerability can be exploited remotely over the network. Successful exploitation could compromise the critical-severity affected system.

Act Now Prioritize within 24-48h. Why: CRITICAL severity.
No patch listed yet 1.0% exploitation probability (EPSS)

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AnalysisAI

Dell EMC CloudLink 7.1 and all prior versions contain a Hard-coded Password Vulnerability. Rated critical severity (CVSS 9.1), 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. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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 under CWE-259. Dell EMC CloudLink 7.1 and all prior versions contain a Hard-coded Password Vulnerability. A remote high privileged attacker, with the knowledge of the hard-coded credentials, may potentially exploit this vulnerability to gain unauthorized access to the system. Affected products include: Dell Cloudlink.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

NVD PRIMARY 9.1 CRITICAL
AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

DescriptionNVD

Dell EMC CloudLink 7.1 and all prior versions contain a Hard-coded Password Vulnerability. A remote high privileged attacker, with the knowledge of the hard-coded credentials, may potentially exploit this vulnerability to gain unauthorized access to the system.

Threat Intelligence Overview

EPSS Score
1.0%
Top 40% exploitable
Data Quality
2 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 CRITICAL
CISA KEV No
Public POC No
EPSS 1.0%
Patch available No
Active threat No
Deciding rule
CRITICAL severity
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· derived
Medium

Priority Score

47
Low Medium High Critical
KEV: 0
EPSS: +1
CVSS: +46
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)NVD

cpe:2.3:a:dell:cloudlink:*:*:*:*:*:*:*:*
CVE-2022-34379 CRITICAL
9.8 Sep 01

Dell EMC CloudLink 7.1.2 and all prior versions contain an Authentication Bypass Vulnerability. Rated critical severity

CVE-2025-45378 CRITICAL
9.1 Nov 05

Dell CloudLink, versions 8.0 through 8.1.2, contain vulnerability on restricted shell. Rated critical severity (CVSS 9.1

CVE-2025-45379 HIGH
8.4 Nov 05

Dell CloudLink, versions prior to 8.2, contain a vulnerability where a privileged user with known password can run comma

CVE-2022-34380 HIGH
8.2 Sep 01

Dell CloudLink 7.1.3 and all earlier versions contain an Authentication Bypass Using an Alternate Path or Channel Vulner

CVE-2023-28076 HIGH
7.5 May 16

CloudLink 7.1.2 and all prior versions contain a broken or risky cryptographic algorithm vulnerability. Rated high sever

CVE-2025-30479 HIGH
7.2 Nov 05

Command injection in Dell CloudLink versions prior to 8.2 allows an authenticated, privileged user with a known password

CVE-2025-46364 HIGH
7.2 Nov 05

Dell CloudLink versions prior to 8.1.1 allow an authenticated privileged CLI user who knows that account's password to e

CVE-2024-38482 HIGH
7.2 Aug 02

CloudLink, versions 7.1.x and 8.x, contain an Improper check or handling of Exceptional Conditions Vulnerability in Clus

CVE-2021-36313 HIGH
7.2 Nov 23

Dell EMC CloudLink 7.1 and all prior versions contain an OS command injection Vulnerability. Rated high severity (CVSS 7

CVE-2025-46365 MEDIUM
6.7 Nov 05

Dell CloudLink, versions prior 8.1.1, contain a Command Injection vulnerability which can be exploited by an Authenticat

CVE-2025-46366 MEDIUM
6.7 Nov 05

Dell CloudLink, versions prior to 8.1.1, contain a vulnerability where a privileged user may exploit and gain parallel p

CVE-2022-24414 MEDIUM
6.5 May 26

Dell EMC CloudLink 7.1.3 and all earlier versions, Auth Token is exposed in GET requests. Rated medium severity (CVSS 6.

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