How severe is CVE-2020-9207?

CVE-2020-9207 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-9207 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-9207?

CVE-2020-9207 primarily affects Huawei Cloudengine 12800 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-9207?

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-2020-9207 published?

CVE-2020-9207 was published on 2020-12-29 and last updated on 2026-06-17.

CVE-2020-9207

CVE-2020-9207 is a high-severity vulnerability in Huawei Cloudengine 12800 Firmware with a CVSS 3.x base score of 7.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-287.

Key facts

Severity: High (CVSS 3.x base score 7.8)
CVSS v2: 6.8
EPSS exploit prediction: 1% (45th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-287
Affected product: Huawei Cloudengine 12800 Firmware
Published: 2020-12-29
Last modified: 2026-06-17

Description

There is an improper authentication vulnerability in some verisons of Huawei CloudEngine product. A module does not verify the input file properly. Attackers can exploit this vulnerability by crafting malicious files to bypass current verification mechanism. This can compromise normal service.

Frequently asked questions

What is CVE-2020-9207?: There is an improper authentication vulnerability in some verisons of Huawei CloudEngine product. A module does not verify the input file properly. Attackers can exploit this vulnerability by crafting malicious files to bypass current verification mechanism. This can compromise normal service.
How severe is CVE-2020-9207?: CVE-2020-9207 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-9207 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-9207?: CVE-2020-9207 primarily affects Huawei Cloudengine 12800 Firmware. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-9207?: 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-2020-9207 published?: CVE-2020-9207 was published on 2020-12-29 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20201216-01-vrp-en

Affected products (5)

cpe:2.3:o:huawei:cloudengine_12800_firmware:v200r019c00spc800:*:*:*:*:*:*:*
cpe:2.3:o:huawei:cloudengine_5800_firmware:v200r019c00spc800:*:*:*:*:*:*:*
cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r005c20spc800:*:*:*:*:*:*:*
cpe:2.3:o:huawei:cloudengine_6800_firmware:v200r019c00spc800:*:*:*:*:*:*:*
cpe:2.3:o:huawei:cloudengine_7800_firmware:v200r019c00spc800:*:*:*:*:*:*:*

More vulnerabilities in Huawei Cloudengine 12800 Firmware

CVE-2017-17301 — Critical (CVSS 9.8): Huawei AR120-S V200R005C32, V200R006C10, V200R007C00, V200R008C20, AR1200 V200R005C20, V200R005C32, V200R006C10,…
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