Deserialization of Untrusted Data in Microsoft Exchange Server - CVE-2023-36050
Published: November 14, 2023 / Updated: December 8, 2023
Vulnerability identifier: #VU83069
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2023-36050
CWE-ID: CWE-502
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Microsoft
Affected software:
Microsoft Exchange Server
Microsoft Exchange Server
Detailed vulnerability description
The vulnerability allows a remote user to gain access to sensitive information.
The vulnerability exists due to insecure input validation when processing serialized data within the SerializationTypeConverter class in TransportConfigContainer. A remote user can pass specially crafted data to the application and gain access to sensitive information.
How to mitigate CVE-2023-36050
Install updates from vendor's website.