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CVE-2021-40042

MEDIUMCVSS 6.5/10EPSS 0.56%

Last modified

CVE-2021-40042 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. 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.. EPSS estimates a 0.56% chance of exploitation in the next 30 days.

Description

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.

Metrics

CVSS 3.1
6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability
0.56%

42.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
HuaweiCloudengine 12800 Firmwarev200r019c10spc800
HuaweiCloudengine 12800 Firmwarev200r019c10spc900
HuaweiCloudengine 5800 Firmwarev200r019c10spc800
HuaweiCloudengine 5800 Firmwarev200r020c00spc600
HuaweiCloudengine 6800 Firmwarev200r019c10spc800
HuaweiCloudengine 6800 Firmwarev200r019c10spc900
HuaweiCloudengine 6800 Firmwarev200r020c00spc600
HuaweiCloudengine 6800 Firmwarev300r020c00spc200
HuaweiCloudengine 7800 Firmwarev200r019c10spc800

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-40042?
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.
How severe is CVE-2021-40042?
CVE-2021-40042 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 0.56% probability of exploitation in the next 30 days.
How do I fix CVE-2021-40042?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-40042?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST