ZDI-CAN-26770: ZDI-25-1104: Sante PACS Server HTTP Content-Length Header Handling NULL Pointer Dereference Denial-of-Service Vulnerability
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Sante PACS Server. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of HTTP Content-Length header. The issue results from the lack of proper validation of a pointer prior to accessing it. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.
Other sources
This vulnerability allows remote attackers to create a denial-of-service condition on affected installations of Sante PACS Server. Authentication is not required to exploit this vulnerability. The ZDI has assigned a CVSS rating of 7.5. The following CVEs are assigned: CVE-2025-14501.
— ZDI
Affected Software
Event History
Frequently Asked Questions
What is the severity of ZDI-CAN-26770?
The severity of ZDI-CAN-26770 is high due to its potential to cause a denial-of-service condition.
How do I fix ZDI-CAN-26770?
To fix ZDI-CAN-26770, ensure you apply any available patches provided by Sante for the PACS Server.
Who is affected by ZDI-CAN-26770?
Users of the Sante PACS Server are affected by ZDI-CAN-26770.
Is authentication required to exploit ZDI-CAN-26770?
No, authentication is not required to exploit ZDI-CAN-26770.
What type of vulnerability is ZDI-CAN-26770?
ZDI-CAN-26770 is classified as a denial-of-service vulnerability.