CVE-2021-37122

MEDIUM

Huawei CloudEngine 12800/5800/6800/7800 Firmware - Use-After-Free via Crafted Packets

Title source: llm
STIX 2.1

Description

There is a use-after-free (UAF) vulnerability in Huawei products. An attacker may craft specific packets to exploit this vulnerability. Successful exploitation may cause the service abnormal. Affected product versions include:CloudEngine 12800 V200R005C10SPC800,V200R019C00SPC800;CloudEngine 5800 V200R005C10SPC800,V200R019C00SPC800;CloudEngine 6800 V200R005C10SPC800,V200R005C20SPC800,V200R019C00SPC800;CloudEngine 7800 V200R005C10SPC800,V200R019C00SPC800.

References (1)

Core 1

Scores

CVSS v3 6.5
EPSS 0.0006
EPSS Percentile 18.3%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-416
Status published
Products (9)
huawei/cloudengine_12800_firmware v200r005c10spc800
huawei/cloudengine_12800_firmware v200r019c00spc800
huawei/cloudengine_5800_firmware v200r005c10spc800
huawei/cloudengine_5800_firmware v200r019c00spc800
huawei/cloudengine_6800_firmware v200r005c10spc800
huawei/cloudengine_6800_firmware v200r005c20spc800
huawei/cloudengine_6800_firmware v200r019c00spc800
huawei/cloudengine_7800_firmware v200r005c10spc800
huawei/cloudengine_7800_firmware v200r019c00spc800
Published Oct 27, 2021
Tracked Since Feb 18, 2026