CVE-2021-4481

Dräger Protector Software prior to version 6.4.2 contains a local privilege escalation vulnerability due to insecure file system permissions that allows local attackers to execute arbitrary code with elevated privileges. Attackers can replace binaries or loaded modules on the host system to execute code with NT SYSTEM privileges.

CVSS v3 8.2 HIGH

8.2^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.8

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

References

Link	Resource
https://static.draeger.com/security/download/2021-267-01-Draeger-Protector-Software-vulnerabilities.pdf
https://www.vulncheck.com/advisories/dr-ger-protector-software-local-privilege-escalation-via-insecure-file-permissions

Configurations

No configuration.

History

03 Jun 2026, 23:16

Type	Values Removed	Values Added
References	~~{'url': 'https://static.draeger.com/security/download/PSA-21-347-1-SCG-Security-Advisory.pdf', 'source': 'disclosure@vulncheck.com'}~~	() https://static.draeger.com/security/download/2021-267-01-Draeger-Protector-Software-vulnerabilities.pdf -

03 Jun 2026, 20:16

Type	Values Removed	Values Added
References	~~{'url': 'https://static.draeger.com/security', 'source': 'disclosure@vulncheck.com'}~~	() https://static.draeger.com/security/download/PSA-21-347-1-SCG-Security-Advisory.pdf -

02 Jun 2026, 22:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-06-02 22:16

Updated : 2026-06-04 15:29

NVD link : CVE-2021-4481

Mitre link : CVE-2021-4481

CVE.ORG link : CVE-2021-4481

JSON object : View

Products Affected

No product.

CWE

CWE-732

Incorrect Permission Assignment for Critical Resource

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