How severe is CVE-2020-9213?

CVE-2020-9213 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2020-9213 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-9213?

CVE-2020-9213 primarily affects Huawei Ngfw Module Firmware. In total, 21 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-9213?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2020-9213 published?

CVE-2020-9213 was published on 2021-03-22 and last updated on 2026-06-17.

CVE-2020-9213

CVE-2020-9213 is a high-severity vulnerability in Huawei Ngfw Module Firmware with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 5.0
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Huawei Ngfw Module Firmware
Published: 2021-03-22
Last modified: 2026-06-17

Description

There is a denial of service vulnerability in some huawei products. In specific scenarios, due to the improper handling of the packets, an attacker may craft many specific packets. Successful exploit may cause some services to be abnormal. Affected products include some versions of NGFW Module, NIP6300, NIP6600, NIP6800, Secospace USG6300, Secospace USG6500, Secospace USG6600 and SG9500.

Frequently asked questions

What is CVE-2020-9213?: There is a denial of service vulnerability in some huawei products. In specific scenarios, due to the improper handling of the packets, an attacker may craft many specific packets. Successful exploit may cause some services to be abnormal. Affected products include some versions of NGFW Module, NIP6300, NIP6600, NIP6800, Secospace USG6300, Secospace USG6500, Secospace USG6600 and SG9500.
How severe is CVE-2020-9213?: CVE-2020-9213 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2020-9213 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-9213?: CVE-2020-9213 primarily affects Huawei Ngfw Module Firmware. In total, 21 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-9213?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2020-9213 published?: CVE-2020-9213 was published on 2021-03-22 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210210-02-dos-en

Affected products (21)

cpe:2.3:o:huawei:ngfw_module_firmware:v500r005c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:nip6300_firmware:v500r001c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:nip6300_firmware:v500r001c60:*:*:*:*:*:*:*
cpe:2.3:o:huawei:nip6300_firmware:v500r005c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:nip6600_firmware:v500r001c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:nip6600_firmware:v500r001c60:*:*:*:*:*:*:*
cpe:2.3:o:huawei:nip6600_firmware:v500r005c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:nip6800_firmware:v500r001c60:*:*:*:*:*:*:*
cpe:2.3:o:huawei:nip6800_firmware:v500r005c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:secospace_usg6300_firmware:v500r001c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:secospace_usg6300_firmware:v500r001c60:*:*:*:*:*:*:*
cpe:2.3:o:huawei:secospace_usg6300_firmware:v500r005c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:secospace_usg6500_firmware:v500r001c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:secospace_usg6500_firmware:v500r001c60:*:*:*:*:*:*:*
cpe:2.3:o:huawei:secospace_usg6500_firmware:v500r005c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:secospace_usg6600_firmware:v500r001c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:secospace_usg6600_firmware:v500r001c60:*:*:*:*:*:*:*
cpe:2.3:o:huawei:secospace_usg6600_firmware:v500r005c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:usg9500_firmware:v500r001c30:*:*:*:*:*:*:*
cpe:2.3:o:huawei:usg9500_firmware:v500r001c60:*:*:*:*:*:*:*
cpe:2.3:o:huawei:usg9500_firmware:v500r005c00:*:*:*:*:*:*:*

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