Multiple vulnerabilities in Microsoft Windows Secure Channel

Published: 2022-09-13

Risk	High
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2022-30196 CVE-2022-35833
CWE-ID	CWE-20
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Windows Server Operating systems & Components / Operating system Windows Operating systems & Components / Operating system
Vendor	Microsoft

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Input validation error

EUVDB-ID: #VU67272

Risk: High

CVSSv3.1:

CVE-ID: CVE-2022-30196

CWE-ID:

Exploit availability:

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the Windows Secure Channel. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack or disclose a single byte of kernel memory.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows Server: 2003 - 2022 20H2

Windows: 7 - XP

Fixed software versions

CPE2.3

cpe:2.3:o:microsoft:windows_server:2022:20H2:*:*:*:*:*:*

External links

http://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-30196

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?

2) Input validation error

EUVDB-ID: #VU67273

Risk: Medium