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Remote Desktop Manager CVE-2021-42098

HIGH
Incorrect Default Permissions (CWE-276)
2021-10-18 security@devolutions.net
Privilege Escalation Remote Desktop Manager
8.8
CVSS 3.1 · NVD
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Severity by source

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Oct 18, 2021 - 14:15 nvd
HIGH 8.8

DescriptionNVD

An incomplete permission check on entries in Devolutions Remote Desktop Manager before 2021.2.16 allows attackers to bypass permissions via batch custom PowerShell.

AnalysisAI

An incomplete permission check on entries in Devolutions Remote Desktop Manager before 2021.2.16 allows attackers to bypass permissions via batch custom PowerShell. Rated high severity (CVSS 8.8), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Incorrect Default Permissions (CWE-276), which allows attackers to access resources due to overly permissive default settings. An incomplete permission check on entries in Devolutions Remote Desktop Manager before 2021.2.16 allows attackers to bypass permissions via batch custom PowerShell. Affected products include: Devolutions Remote Desktop Manager. Version information: before 2021.2.16.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Set restrictive default permissions, follow principle of least privilege, review defaults during deployment.

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Same weakness CWE-276 – Incorrect Default Permissions

View all
CVE-2013-0632 CRITICAL POC
9.8
CVE-2017-11610 HIGH POC
8.8
CVE-2022-22948 MEDIUM POC
6.5
CVE-2017-8625 HIGH POC
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CVE-2016-5425 HIGH POC
7.8
CVE-2024-55215 CRITICAL POC
9.8
CVE-2024-57604 CRITICAL POC
9.8
CVE-2025-60262 CRITICAL POC
9.8

Same technique Privilege Escalation

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CVE-2025-47812 CRITICAL POC
10.0
CVE-2013-0422 CRITICAL POC
9.8
CVE-2013-0632 CRITICAL POC
9.8
CVE-2017-5689 CRITICAL POC
9.8
CVE-2017-12635 CRITICAL POC
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CVE-2016-10372 CRITICAL POC
9.8
CVE-2014-9583 CRITICAL POC
10.0
CVE-2012-0297 CRITICAL POC
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CVE-2021-42098 vulnerability details – vuln.today
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