PT-2023-6951 · Microsoft · Exchange Server

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CVE-2023-36039

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Publicado

2023-08-22

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Atualizado

2024-05-29

CVSS v3.1

8.0

Alta

VetorAV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Name of the Vulnerable Software and Affected Versions Microsoft Exchange Server (affected versions not specified)
Description The issue is related to a deserialization flaw in the Microsoft Exchange Server, specifically with the SerializationTypeConverter class, which can be exploited due to insufficient protection of service data during NTLM authentication. This can allow a remote attacker to conduct spoofing attacks. The vulnerability involves the deserialization of untrusted data and can be used for NTLM relay attacks, potentially allowing an attacker to impact the system.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Deserialization of Untrusted Data

Improper Authentication

Information Disclosure

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Enumeração de Fraquezas

Identificadores relacionados

BDU:2023-07970
CVE-2023-36039
ZDI-23-1641

Produtos afetados

Exchange Server