What’s Vulnerable › Vulnerabilities

CVE-2021-22332

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-04-28 · updated 2026-06-17
• Weakness: CWE-415

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.

Affected products

• CloudEngine 12800: v200r002c50spc800, v200r003c00spc810, v200r005c00spc800, v200r005c10spc800
• CloudEngine 5800: v200r002c50spc800, v200r003c00spc810, v200r005c00spc800, v200r005c10spc800
• Huawei Cloudengine 6800 Firmware: v200r002c50spc800, v200r003c00spc810, v200r005c00spc800, v200r005c10spc800
• Huawei Cloudengine 7800 Firmware: v200r002c50spc800, v200r003c00spc810, v200r005c00spc800, v200r005c10spc800

References

• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210407-01-doublefree-en
• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210407-01-doublefree-en

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