SB2024041008 - Multiple vulnerabilities in Microsoft WDAC OLE DB Provider for SQL Server

Description

This security bulletin contains information about 2 secuirty vulnerabilities.

1) Integer underflow (CVE-ID: CVE-2024-26244)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer underflow in Microsoft WDAC OLE DB Provider for SQL Server. A remote attacker can send a specially crafted request to the affected application, trigger integer underflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

2) Heap-based buffer overflow (CVE-ID: CVE-2024-26210)

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Microsoft WDAC OLE DB Provider for SQL Server. A remote attacker can trick a victim to connect to a malicious SQL server, trigger a heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Remediation

Install update from vendor's website.

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26244
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-26210