SB2019051501 - Remote code execution in Windows Remote Desktop Services

Description

This security bulletin contains information about 1 security vulnerability.

1) Input validation error (CVE-ID: CVE-2019-0708)

The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insufficient validation of user-supplied input when processing RDP packets in Windows Remote Desktop Services. A remote unauthenticated attacker can send a series of specially crafted requests and execute arbitrary code on the target system.

Successful exploitation of vulnerability may allow an attacker to compromise vulnerable system.

Note, this vulnerability is known as BlueKeep.

In-the-wild exploitation of the vulnerability was detected on November 2, 2019.

Remediation

Install update from vendor's website.

References

• https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0708
• https://blog.rapid7.com/2019/09/06/initial-metasploit-exploit-module-for-bluekeep-cve-2019-0708/
• https://twitter.com/GossiTheDog/status/1190654984553205761