Vulnerability Monitor

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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 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.


Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 14 products from huawei, from huawei, from huawei and 11 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2021, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2021-03-22T19:15:11.897

Last Modified

2024-11-21T05:49:54.300

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 7.5 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    NVD-CWE-noinfo

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System huawei ips_module_firmware v500r005c00spc100 Yes
Operating System huawei ips_module_firmware v500r005c00spc200 Yes
Operating System huawei ips_module_firmware v500r005c20spc300 Yes
Hardware huawei ips_module - No
Operating System huawei ngfw_module_firmware v500r005c00spc100 Yes
Operating System huawei ngfw_module_firmware v500r005c00spc200 Yes
Operating System huawei ngfw_module_firmware v500r005c20spc300 Yes
Hardware huawei ngfw_module - No
Operating System huawei nip6600_firmware v500r001c30spc200 Yes
Operating System huawei nip6600_firmware v500r001c30spc600 Yes
Operating System huawei nip6600_firmware v500r001c60spc500 Yes
Operating System huawei nip6600_firmware v500r005c00spc100 Yes
Operating System huawei nip6600_firmware v500r005c00spc200 Yes
Operating System huawei nip6600_firmware v500r005c20spc300 Yes
Operating System huawei nip6600_firmware v500r005c20spc500 Yes
Hardware huawei nip6600 - No
Operating System huawei nip6800_firmware v500r001c60spc500 Yes
Operating System huawei nip6800_firmware v500r005c00spc100 Yes
Operating System huawei nip6800_firmware v500r005c00spc200 Yes
Operating System huawei nip6800_firmware v500r005c20spc300 Yes
Operating System huawei nip6800_firmware v500r005c20spc500 Yes
Hardware huawei nip6800 - No
Operating System huawei secospace_usg6300_firmware v500r001c30spc200 Yes
Operating System huawei secospace_usg6300_firmware v500r001c30spc600 Yes
Operating System huawei secospace_usg6300_firmware v500r001c60spc500 Yes
Operating System huawei secospace_usg6300_firmware v500r005c00spc100 Yes
Operating System huawei secospace_usg6300_firmware v500r005c00spc200 Yes
Operating System huawei secospace_usg6300_firmware v500r005c20spc300 Yes
Operating System huawei secospace_usg6300_firmware v500r005c20spc500 Yes
Hardware huawei secospace_usg6300 - No
Operating System huawei secospace_usg6500_firmware v500r001c30spc200 Yes
Operating System huawei secospace_usg6500_firmware v500r001c30spc600 Yes
Operating System huawei secospace_usg6500_firmware v500r001c60spc500 Yes
Operating System huawei secospace_usg6500_firmware v500r005c00spc100 Yes
Operating System huawei secospace_usg6500_firmware v500r005c00spc200 Yes
Operating System huawei secospace_usg6500_firmware v500r005c20spc300 Yes
Operating System huawei secospace_usg6500_firmware v500r005c20spc500 Yes
Hardware huawei secospace_usg6500 - No
Operating System huawei secospace_usg6600_firmware v500r001c30spc200 Yes
Operating System huawei secospace_usg6600_firmware v500r001c30spc600 Yes
Operating System huawei secospace_usg6600_firmware v500r001c60spc500 Yes
Operating System huawei secospace_usg6600_firmware v500r005c00spc100 Yes
Operating System huawei secospace_usg6600_firmware v500r005c00spc200 Yes
Operating System huawei secospace_usg6600_firmware v500r005c20spc300 Yes
Operating System huawei secospace_usg6600_firmware v500r005c20spc500 Yes
Hardware huawei secospace_usg6600 - No

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For huawei's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.