What is the vulnerability ID of this denial of service vulnerability?

The vulnerability ID of this denial of service vulnerability is CVE-2019-5274.

What is the severity level of CVE-2019-5274?

The severity level of CVE-2019-5274 is high with a score of 7.5.

Which products are affected by CVE-2019-5274?

USG9500 with versions V500R001C30 and V500R001C60 of Huawei Usg9500 Firmware are affected by CVE-2019-5274.

How can an attacker exploit CVE-2019-5274?

An attacker can exploit CVE-2019-5274 by using a malicious certificate to trigger an infinite loop in the X.509 implementation of the affected products, resulting in a denial of service attack.

Is there a solution or fix available for CVE-2019-5274?

Yes, Huawei has provided a security advisory with recommended actions to mitigate the CVE-2019-5274 vulnerability. Please refer to the provided reference link for more information.

Vulnerability/
CVE-2019-5274

high

7.5

CWE

835

26/12/2019

4/8/2024

CVE-2019-5274

First published: Thu Dec 26 2019(Updated: )

USG9500 with versions of V500R001C30;V500R001C60 have a denial of service vulnerability. Due to a flaw in the X.509 implementation in the affected products which can result in an infinite loop, an attacker may exploit the vulnerability via a malicious certificate to perform a denial of service attack on the affected products.

Credit: psirt@huawei.com

Affected Software	Affected Version	How to fix
Huawei Usg9500 Firmware	=v500r001c30
Huawei Usg9500 Firmware	=v500r001c60
Huawei USG9500

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Reference Links

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20191225-01-eudemon-en

Frequently Asked Questions

What is the vulnerability ID of this denial of service vulnerability?
The vulnerability ID of this denial of service vulnerability is CVE-2019-5274.
What is the severity level of CVE-2019-5274?
The severity level of CVE-2019-5274 is high with a score of 7.5.
Which products are affected by CVE-2019-5274?
USG9500 with versions V500R001C30 and V500R001C60 of Huawei Usg9500 Firmware are affected by CVE-2019-5274.
How can an attacker exploit CVE-2019-5274?
An attacker can exploit CVE-2019-5274 by using a malicious certificate to trigger an infinite loop in the X.509 implementation of the affected products, resulting in a denial of service attack.
Is there a solution or fix available for CVE-2019-5274?
Yes, Huawei has provided a security advisory with recommended actions to mitigate the CVE-2019-5274 vulnerability. Please refer to the provided reference link for more information.

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collector/mitre-cve
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vendor/huawei
canonical/huawei usg9500 firmware
version/huawei usg9500 firmware/v500r001c30
version/huawei usg9500 firmware/v500r001c60
canonical/huawei usg9500

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