CVE-2025-14501Network attack vectorHinoki check available

Unauthenticated service crash via Content-Length pointer dereference

Published Dec 23, 2025 · Updated Dec 23, 2025

NULL pointer dereference in Santesoft LTD Sante PACS Server 4.2.2 allows remote attackers to crash its HTTP service without authentication. The HTTP Content-Length handler dereferences a pointer without first validating that it is non-NULL. A crafted network request reaches the handler without credentials, interrupting PACS web-service availability; no confidentiality or integrity impact is reported.

CVSS severity7.5
High
EPSS probability0.77%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkAvailable
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Summary

What happened

NULL pointer dereference in Santesoft LTD Sante PACS Server 4.2.2 allows remote attackers to crash its HTTP service without authentication. The HTTP Content-Length handler dereferences a pointer without first validating that it is non-NULL. A crafted network request reaches the handler without credentials, interrupting PACS web-service availability; no confidentiality or integrity impact is reported.

The record

CVE
CVE-2025-14501
Published
Dec 23, 2025
Updated
Dec 23, 2025
Vendor
Santesoft LTD
Product
Sante PACS Server
Classifications
CWE-476, T1499.004
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Dec 23, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 23, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=4.2.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

Santesoft LTD · Sante PACS Serverversion=4.2.2

Published CVSS scores

7.5Zero Day InitiativeCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-476NULL Pointer Dereference
T1499.004Application or System Exploitation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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