How severe is CVE-2020-9209?

CVE-2020-9209 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2020-9209 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-9209?

CVE-2020-9209 primarily affects Huawei Smc2.0 Firmware. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-9209?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2020-9209 published?

CVE-2020-9209 was published on 2021-01-13 and last updated on 2026-06-17.

CVE-2020-9209

CVE-2020-9209 is a medium-severity vulnerability in Huawei Smc2.0 Firmware with a CVSS 3.x base score of 6.7. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 6.7)
CVSS v2: 4.6
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Huawei Smc2.0 Firmware
Published: 2021-01-13
Last modified: 2026-06-17

Description

There is a privilege escalation vulnerability in SMC2.0 product. Some files in a directory of a module are located improperly. It does not apply the directory limitation. Attackers can exploit this vulnerability by crafting malicious file to launch privilege escalation. This can compromise normal service of affected products.

Frequently asked questions

What is CVE-2020-9209?: There is a privilege escalation vulnerability in SMC2.0 product. Some files in a directory of a module are located improperly. It does not apply the directory limitation. Attackers can exploit this vulnerability by crafting malicious file to launch privilege escalation. This can compromise normal service of affected products.
How severe is CVE-2020-9209?: CVE-2020-9209 has a CVSS 3.x base score of 6.7, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2020-9209 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-9209?: CVE-2020-9209 primarily affects Huawei Smc2.0 Firmware. In total, 15 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-9209?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-9209 published?: CVE-2020-9209 was published on 2021-01-13 and last updated on 2026-06-17.

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20201230-01-pe-en

Affected products (15)

cpe:2.3:o:huawei:smc2.0_firmware:v600r006c00spc700:*:*:*:*:*:*:*
cpe:2.3:o:huawei:smc2.0_firmware:v600r006c00spc800:*:*:*:*:*:*:*
cpe:2.3:o:huawei:smc2.0_firmware:v600r006c10spc500:*:*:*:*:*:*:*
cpe:2.3:o:huawei:smc2.0_firmware:v600r006c10spc600:*:*:*:*:*:*:*
cpe:2.3:o:huawei:smc2.0_firmware:v600r006c10spc601:*:*:*:*:*:*:*
cpe:2.3:o:huawei:smc2.0_firmware:v600r006c10spc602:*:*:*:*:*:*:*
cpe:2.3:o:huawei:smc2.0_firmware:v600r006c10spc700:*:*:*:*:*:*:*
cpe:2.3:o:huawei:smc2.0_firmware:v600r006c10spc800:*:*:*:*:*:*:*
cpe:2.3:o:huawei:smc2.0_firmware:v600r006c10spca00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:smc2.0_firmware:v600r006c10spcb00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:smc2.0_firmware:v600r006c10spcc00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:smc2.0_firmware:v600r006c10spcd00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:smc2.0_firmware:v600r006c10spce00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:smc2.0_firmware:v600r019c00:*:*:*:*:*:*:*
cpe:2.3:o:huawei:smc2.0_firmware:v600r019c10:*:*:*:*:*:*:*

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