CVE-2019-25475 - CVE House

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Status published Medium CVE-2019-25475

SQL Server Password Changer 1.90 Denial of Service Buffer Overflow

6.9 CVSS

Vulnerability Description

SQL Server Password Changer 1.90 contains a buffer overflow vulnerability that allows local attackers to crash the application by supplying an oversized payload. Attackers can inject 6000 bytes of data into the User Name and Registration Code field to trigger a denial of service condition.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Velayutham Selvaraj & Praveen Thiyagarayam (TwinTech Solutions)

References

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Affected Vendor

Top-Password

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Affected Software

SQL Server Password Changer Denial of Service Exploit

Vulnerable Versions:

1.90

Timeline

Official Publish: March 11th, 2026

Last Modified: April 7th, 2026

Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application

T1068 Exploitation for Privilege Escalation

Privilege Escalation

T1055 Process Injection

Defense Evasion

T1105 Ingress Tool Transfer

Command and Control

T1485 Data Destruction