CVE-2021-22321 - CVE House
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Status published Medium CVE-2021-22321

There is a use-after-free vulnerability in a Huawei product. A...

Vulnerability Description

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-free, compromising normal service. Affected product include some versions of NIP6300, NIP6600, NIP6800, S1700, S2700, S5700, S6700 , S7700, S9700, Secospace USG6300, Secospace USG6500, Secospace USG6600 and USG9500.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

NIP6600;NIP6800;S12700;S1700;S2700;S5700;S6700;S7700;S9700;Secospace USG6300;Secospace USG6500;Secospace USG6600;USG9500
Vulnerable Versions:
V500R001C30,V500R001C60, V500R001C30, V500R001C60, V200R007C01,V200R007C01B102,V200R008C00,V200R010C00,V200R010C00SPC300,V200R011C00,V200R011C00SPC100,V200R011C10, V200R009C00SPC200,V200R009C00SPC500,V200R010C00,V200R010C00SPC300,V200R011C00,V200R011C00SPC100,V200R011C10, V200R008C00,V200R010C00,V200R010C00SPC300,V200R011C00,V200R011C00SPC100,V200R011C10, V200R008C00,V200R010C00,V200R010C00SPC300,V200R011C00,V200R011C00SPC100,V200R011C10,V200R011C10SPC100

Timeline

Official Publish: March 22nd, 2021
Last Modified: August 3rd, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.