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-25-1104?
The severity of ZDI-25-1104 is considered high due to its potential to cause a denial-of-service condition.
How do I fix ZDI-25-1104?
To fix ZDI-25-1104, update to the latest version of Sante PACS Server as recommended by the vendor.
Who is affected by ZDI-25-1104?
ZDI-25-1104 affects installations of Sante PACS Server that handle HTTP Content-Length headers improperly.
Can ZDI-25-1104 be exploited without authentication?
Yes, ZDI-25-1104 can be exploited without authentication, allowing remote attackers to trigger the vulnerability.
What type of vulnerability is ZDI-25-1104?
ZDI-25-1104 is a denial-of-service vulnerability that affects how the HTTP Content-Length header is processed.