CVE-2021-40042

moderate-risk
Published 2022-01-31

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.

Do I need to act?

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0.17% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.5/10 Medium
NETWORK / LOW complexity

Affected Products (9)

Cloudengine 5800 Firmware
Cloudengine 5800 Firmware

Affected Vendors

Huawei

References (2)

Vendor Advisory https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20220112-01-invali...
Vendor Advisory https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20220112-01-invali...
40
/ 100
moderate-risk
Severity 24/34 · High
Exploitability 1/34 · Minimal
Exposure 15/34 · Moderate