Stack-Based Buffer Overflow in MedDream PACS Server DICOM File Parsing
CVE-2025-3481

7.8HIGH

Key Information:

Vendor

Meddream

Status
Pacs Server
Vendor
CVE Published:
22 May 2025

What is CVE-2025-3481?

A vulnerability in MedDream PACS Server enables remote attackers to execute arbitrary code via a stack-based buffer overflow, which occurs due to improper validation of user-supplied data length during DICOM file parsing. This flaw allows an attacker to insert malicious code without the need for authentication, executing it within the context of the service account.

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Affected Version(s)

PACS Server MedDream PACS Premium 7.3.3.840

References

https://www.zerodayinitiative.com/advisories/ZDI-25-245/
x_research-advisory

CVSS V3.1

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

CVSS V3.0

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

JSON
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