What is the severity of ZDI-CAN-13610?

ZDI-CAN-13610 is considered a critical vulnerability due to its potential for remote code execution on Microsoft Exchange Server installations.

How do I fix ZDI-CAN-13610?

To fix ZDI-CAN-13610, you should apply the latest security updates provided by Microsoft for Exchange Server.

Which versions of Microsoft Exchange are affected by ZDI-CAN-13610?

ZDI-CAN-13610 affects various versions of Microsoft Exchange Server that do not have the latest security updates installed.

Can ZDI-CAN-13610 be exploited without authentication?

No, although authentication is required, the vulnerability allows bypassing the existing authentication mechanisms.

What can happen if I don't address ZDI-CAN-13610?

If not addressed, ZDI-CAN-13610 could allow attackers to execute arbitrary code, potentially compromising the integrity and confidentiality of your Exchange Server.

Vulnerability/
ZDI-CAN-13610

high

8.8

3/8/2024

ZDI-CAN-13610: (Pwn2Own) Microsoft Exchange Server OAB Arbitrary File Write Remote Code Execution Vulnerability

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Microsoft Exchange Server. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the OAB service. The issue results from the lack of proper validation of user-supplied data, which can allow arbitrary files write to OAB folders. An attacker can leverage this vulnerability to execute arbitrary code in the context of SYSTEM.

Affected Software	Affected Version	How to fix
Microsoft Exchange

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Frequently Asked Questions

What is the severity of ZDI-CAN-13610?
ZDI-CAN-13610 is considered a critical vulnerability due to its potential for remote code execution on Microsoft Exchange Server installations.
How do I fix ZDI-CAN-13610?
To fix ZDI-CAN-13610, you should apply the latest security updates provided by Microsoft for Exchange Server.
Which versions of Microsoft Exchange are affected by ZDI-CAN-13610?
ZDI-CAN-13610 affects various versions of Microsoft Exchange Server that do not have the latest security updates installed.
Can ZDI-CAN-13610 be exploited without authentication?
No, although authentication is required, the vulnerability allows bypassing the existing authentication mechanisms.
What can happen if I don't address ZDI-CAN-13610?
If not addressed, ZDI-CAN-13610 could allow attackers to execute arbitrary code, potentially compromising the integrity and confidentiality of your Exchange Server.

agent/references
collector/zdi-advisory
source/ZDI
alias/ZDI-21-894
alias/ZDI-CAN-13610
alias/CVE-2021-31198
agent/software-canonical-lookup
agent/title
agent/severity
agent/softwarecombine
agent/type
agent/description
agent/event
agent/tags
agent/source
vendor/microsoft
canonical/microsoft exchange

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