CVE-2019-5274: High severity huawei unified security gateway firmware vulnerability

Published 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.

Affected Software

3 affected components
Huawei Usg9500 Firmware=v500r001c30
Huawei Usg9500 Firmware=v500r001c60
Huawei USG9500

Event History

Dec 26, 2019
CVE Published
via MITRE·06:42 PM
Data Sourced
via MITRE·06:42 PM
DescriptionWeakness
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Frequently Asked Questions

1

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

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

2

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

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

3

Which products are affected by CVE-2019-5274?

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

4

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.

5

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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