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CVE-2021-22332

HIGHCVSS 7.5/10EPSS 0.68%

Last modified

CVE-2021-22332 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. There is a pointer double free vulnerability in some versions of CloudEngine 5800, CloudEngine 6800, CloudEngine 7800 and CloudEngine 12800. When a function is called, the same memory pointer is copied to two functional modules. EPSS estimates a 0.68% chance of exploitation in the next 30 days.

Description

There is a pointer double free vulnerability in some versions of CloudEngine 5800, CloudEngine 6800, CloudEngine 7800 and CloudEngine 12800. When a function is called, the same memory pointer is copied to two functional modules. Attackers can exploit this vulnerability by performing a malicious operation to cause the pointer double free. This may lead to module crash, compromising normal service.

Metrics

CVSS 3.1
7.5/10

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

EPSS Probability
0.68%

47.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
HuaweiCloudengine 12800 Firmwarev200r002c50spc800
HuaweiCloudengine 12800 Firmwarev200r003c00spc810
HuaweiCloudengine 12800 Firmwarev200r005c00spc800
HuaweiCloudengine 12800 Firmwarev200r005c10spc800
HuaweiCloudengine 5800 Firmwarev200r002c50spc800
HuaweiCloudengine 5800 Firmwarev200r003c00spc810
HuaweiCloudengine 5800 Firmwarev200r005c00spc800
HuaweiCloudengine 5800 Firmwarev200r005c10spc800
HuaweiCloudengine 6800 Firmwarev200r002c50spc800
HuaweiCloudengine 6800 Firmwarev200r003c00spc810
HuaweiCloudengine 6800 Firmwarev200r005c00spc800
HuaweiCloudengine 6800 Firmwarev200r005c10spc800
HuaweiCloudengine 7800 Firmwarev200r002c50spc800
HuaweiCloudengine 7800 Firmwarev200r003c00spc810
HuaweiCloudengine 7800 Firmwarev200r005c00spc800
HuaweiCloudengine 7800 Firmwarev200r005c10spc800

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-22332?
There is a pointer double free vulnerability in some versions of CloudEngine 5800, CloudEngine 6800, CloudEngine 7800 and CloudEngine 12800. When a function is called, the same memory pointer is copied to two functional modules. Attackers can exploit this vulnerability by performing a malicious operation to cause the pointer double free. This may lead to module crash, compromising normal service.
How severe is CVE-2021-22332?
CVE-2021-22332 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.68% probability of exploitation in the next 30 days.
How do I fix CVE-2021-22332?
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-2021-22332?

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

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Source: NVD / NIST