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CVE

CVE-2021-40042

There is a release of invalid pointer vulnerability in some Huawei products, successful exploit may cause the process an

There is a release of invalid pointer vulnerability in some Huawei products, successful exploit may cause the process and service abnormal. Affected product versions include: CloudEngine 12800 V200R019C10SPC800, V200R019C10SPC900.

CloudEngine 5800 V200R019C10SPC800, V200R020C00SPC600.

CloudEngine 6800 versions V200R019C10SPC800, V200R019C10SPC900, V200R020C00SPC600, V300R020C00SPC200.

CloudEngine 7800 V200R019C10SPC800.

MEDIUM · CVSS 6.5 EPSS 0.00174
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  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-763Release of Invalid Pointer or Reference
▤

Affected Products & Versions

4
huawei cloudengine 12800 firmwareall versions
huawei cloudengine 5800 firmwareall versions
huawei cloudengine 6800 firmwareall versions
huawei cloudengine 7800 firmwareall versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · psirt@huawei.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD31 Jan 2022 · 04:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20220112-01-invalid-enVendor Advisory
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