What is the severity of CVE-2024-53693?

The severity of CVE-2024-53693 is critical due to its potential for CRLF Injection, allowing remote attackers to modify application data.

How do I fix CVE-2024-53693?

To fix CVE-2024-53693, upgrade your QNAP QTS or QNAP QuTS hero to version 5.2.3.3007 or later.

Who is affected by CVE-2024-53693?

CVE-2024-53693 affects users of QNAP QTS and QNAP QuTS hero versions up to 5.2.3.3006.

What is CRLF Injection in the context of CVE-2024-53693?

CRLF Injection in CVE-2024-53693 refers to improper handling of Carriage Return and Line Feed characters that can lead to manipulation of application data.

Can CVE-2024-53693 be exploited remotely?

Yes, CVE-2024-53693 can be exploited remotely by attackers who have gained user access to the vulnerable system.

Vulnerability/
CVE-2024-53693

high

7.1

CWE

93 94 400

7/3/2025

CVE-2024-53693: QTS, QuTS hero

First published: Fri Mar 07 2025(Updated: )

An improper neutralization of CRLF sequences ('CRLF Injection') vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers who have gained user access to modify application data. We have already fixed the vulnerability in the following versions: QTS 5.2.3.3006 build 20250108 and later QuTS hero h5.2.3.3006 build 20250108 and later

Credit: security@qnapsecurity.com.tw

Affected Software	Affected Version	How to fix
QNAP QTS	<5.2.3.3006
QNAP QuTS hero	<5.2.3.3006

Remedy

We have already fixed the vulnerability in the following versions: QTS 5.2.3.3006 build 20250108 and later QuTS hero h5.2.3.3006 build 20250108 and later

Never miss a vulnerability like this again

Reference Links

https://www.qnap.com/en/security-advisory/qsa-24-54

Frequently Asked Questions

What is the severity of CVE-2024-53693?
The severity of CVE-2024-53693 is critical due to its potential for CRLF Injection, allowing remote attackers to modify application data.
How do I fix CVE-2024-53693?
To fix CVE-2024-53693, upgrade your QNAP QTS or QNAP QuTS hero to version 5.2.3.3007 or later.
Who is affected by CVE-2024-53693?
CVE-2024-53693 affects users of QNAP QTS and QNAP QuTS hero versions up to 5.2.3.3006.
What is CRLF Injection in the context of CVE-2024-53693?
CRLF Injection in CVE-2024-53693 refers to improper handling of Carriage Return and Line Feed characters that can lead to manipulation of application data.
Can CVE-2024-53693 be exploited remotely?
Yes, CVE-2024-53693 can be exploited remotely by attackers who have gained user access to the vulnerable system.

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