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HIGH · 7.5

CVE-2019-5273

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 a large heap buffer over...

Vulnerability Description

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 a large heap buffer overrun error, an attacker may exploit the vulnerability by a malicious certificate, resulting a denial of service on the affected products.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
HuaweiUsg9500 Firmwarev500r001c30
HuaweiUsg9500-

Related Weaknesses (CWE)

CWE-120

References

FAQ

What is CVE-2019-5273?

CVE-2019-5273 is a vulnerability with a CVSS score of 7.5 (HIGH). 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 a large heap buffer over...

How severe is CVE-2019-5273?

CVE-2019-5273 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-5273?

Check the references section above for vendor advisories and patch information. Affected products include: Huawei Usg9500 Firmware, Huawei Usg9500.