8.5
HIGH
CVE-2025-49717
Microsoft SQL Server Heap Buffer Overflow Vulnerability
Description

Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.

INFO

Published Date :

July 8, 2025, 5:15 p.m.

Last Modified :

July 10, 2025, 1:18 p.m.

Remotely Exploitable :

Yes !

Impact Score :

6.0

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2025-49717 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Microsoft sql_server_2019
2 Microsoft sql_server_2022
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-49717.

URL Resource
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49717

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-49717 vulnerability anywhere in the article.

  • Help Net Security
Microsoft fixes critical wormable Windows flaw (CVE-2025-47981)

For July 2025 Patch Tuesday, Microsoft has released patches for 130 vulnerabilities, among them one that’s publicly disclosed (CVE-2025-49719) and a wormable RCE bug on Windows and Windows Server (CVE ... Read more

Published Date: Jul 09, 2025 (5 days, 3 hours ago)
  • The Register
Microsoft enjoys first Patch Tuesday of 2025 with no active exploits

For the first time this year, Microsoft has released a Patch Tuesday bundle with no exploited security problems, although one has been made public already, and there are ten critical flaws to fix. Jul ... Read more

Published Date: Jul 08, 2025 (5 days, 16 hours ago)

The following table lists the changes that have been made to the CVE-2025-49717 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Jul. 08, 2025

    Action Type Old Value New Value
    Added Description Heap-based buffer overflow in SQL Server allows an authorized attacker to execute code over a network.
    Added CVSS V3.1 AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
    Added CWE CWE-122
    Added Reference https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-49717
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-49717 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-49717 weaknesses.

CVSS31 - Vulnerability Scoring System
Attack Vector
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Latest DB Update: Jul. 14, 2025 15:25