HIGH · 7.5

CVE-2021-22320

There is a denial of service vulnerability in Huawei products. A module cannot deal with specific messages correctly. Attackers can exploit this vulnerability by sending malicious messages to an affec...

Vulnerability Description

There is a denial of service vulnerability in Huawei products. A module cannot deal with specific messages correctly. Attackers can exploit this vulnerability by sending malicious messages to an affected module. This can lead to denial of service. Affected product include some versions of IPS Module, NGFW Module, NIP6600, NIP6800, Secospace USG6300, Secospace USG6500 and Secospace USG6600.

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
HuaweiIps Module Firmwarev500r005c00spc100
HuaweiIps Module-
HuaweiNgfw Module Firmwarev500r005c00spc100
HuaweiNgfw Module-
HuaweiNip6600 Firmwarev500r001c30spc200
HuaweiNip6600-
HuaweiNip6800 Firmwarev500r001c60spc500
HuaweiNip6800-
HuaweiSecospace Usg6300 Firmwarev500r001c30spc200
HuaweiSecospace Usg6300-
HuaweiSecospace Usg6500 Firmwarev500r001c30spc200
HuaweiSecospace Usg6500-
HuaweiSecospace Usg6600 Firmwarev500r001c30spc200
HuaweiSecospace Usg6600-

References

FAQ

What is CVE-2021-22320?

CVE-2021-22320 is a vulnerability with a CVSS score of 7.5 (HIGH). There is a denial of service vulnerability in Huawei products. A module cannot deal with specific messages correctly. Attackers can exploit this vulnerability by sending malicious messages to an affec...

How severe is CVE-2021-22320?

CVE-2021-22320 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-2021-22320?

Check the references section above for vendor advisories and patch information. Affected products include: Huawei Ips Module Firmware, Huawei Ips Module, Huawei Ngfw Module Firmware, Huawei Ngfw Module, Huawei Nip6600 Firmware.