CVE-2021-22357

HIGH

Huawei S12700/S5700/S6700/S7700 Firmware - Denial of Service via Crafted Message Input

Title source: llm
STIX 2.1

Description

There is a denial of service vulnerability in Huawei products. A module cannot deal with specific messages due to validating inputs insufficiently. Attackers can exploit this vulnerability by sending specific messages to affected module. This can cause denial of service. Affected product versions include: S12700 V200R013C00SPC500, V200R019C00SPC500; S5700 V200R013C00SPC500, V200R019C00SPC500; S6700 V200R013C00SPC500, V200R019C00SPC500; S7700 V200R013C00SPC500, V200R019C00SPC500.

References (1)

Core 1

Scores

CVSS v3 7.5
EPSS 0.0018
EPSS Percentile 39.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-20
Status published
Products (8)
huawei/s12700_firmware v200r013c00spc500
huawei/s12700_firmware v200r019c00spc500
huawei/s5700_firmware v200r013c00spc500
huawei/s5700_firmware v200r019c00spc500
huawei/s6700_firmware v200r013c00spc500
huawei/s6700_firmware v200r019c00spc500
huawei/s7700_firmware v200r013c00spc500
huawei/s7700_firmware v200r019c00spc500
Published Aug 23, 2021
Tracked Since Feb 18, 2026