What is CVE-2021-22321?

CVE-2021-22321 is a medium-severity vulnerability in Huawei Nip6300, classified under Use After Free. CVSS score: 5.3/10. Published 2021-03-22.

How severe is CVE-2021-22321?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Use After Free in Huawei Nip6300

CVE-2021-22321

There is a use-after-free vulnerability in a Huawei product. A module cannot deal with specific operations in special scenarios. Attackers can exploit this vulnerability by performing malicious operations. This can cause memory use-after-f…

Vulnerability class: Use-After-Free

EPSS: 0.007 (49.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.

Affected products

Huawei Nip6300
Huawei Nip6300_firmware — versions v500r001c30, v500r001c60
Huawei Nip6600
Huawei Nip6600_firmware — versions v500r001c30
Huawei Nip6800
Huawei Nip6800_firmware — versions v500r001c60
Huawei S12700
Huawei S12700_firmware — versions v200r007c01, v200r007c01b102, v200r008c00
Huawei S1700
Huawei S1700_firmware — versions v200r009c00spc200, v200r009c00spc500, v200r010c00

Weakness classification (CWE)

CWE-416 — Use After Free

References

psirt@huawei.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-22321?: CVE-2021-22321 is a medium-severity vulnerability in Huawei Nip6300, classified under Use After Free. CVSS score: 5.3/10. Published 2021-03-22.
How severe is CVE-2021-22321?: Medium severity. CVSS v3 base score is 5.3 out of 10.