CVE-2021-22357

Severity Score

7.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

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.

Se presenta una vulnerabilidad de denegación de servicio en los productos de Huawei. Un módulo no puede tratar mensajes específicos debido a un comprobación de entradas insuficiente. Unos atacantes pueden explotar esta vulnerabilidad mediante el envío de mensajes específicos al módulo afectado. Esto puede causar una denegación de servicio. Las versiones afectadas del producto incluyen: S12700 V200R013C00SPC500, V200R019C00SPC500; S5700 V200R013C00SPC500, V200R019C00SPC500; S6700 V200R013C00SPC500, V200R019C00SPC500; S7700 V200R013C00SPC500, V200R019C00SPC500.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2021-01-05 CVE Reserved
2021-08-23 CVE Published
2024-05-08 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-20: Improper Input Validation

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210512-01-dos-en	2021-08-30

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Huawei Search vendor "Huawei"	S12700 Firmware Search vendor "Huawei" for product "S12700 Firmware"	v200r013c00spc500 Search vendor "Huawei" for product "S12700 Firmware" and version "v200r013c00spc500"	-	Affected	in	Huawei Search vendor "Huawei"	S12700 Search vendor "Huawei" for product "S12700"	-	-	Safe
Huawei Search vendor "Huawei"	S12700 Firmware Search vendor "Huawei" for product "S12700 Firmware"	v200r019c00spc500 Search vendor "Huawei" for product "S12700 Firmware" and version "v200r019c00spc500"	-	Affected	in	Huawei Search vendor "Huawei"	S12700 Search vendor "Huawei" for product "S12700"	-	-	Safe
Huawei Search vendor "Huawei"	S5700 Firmware Search vendor "Huawei" for product "S5700 Firmware"	v200r013c00spc500 Search vendor "Huawei" for product "S5700 Firmware" and version "v200r013c00spc500"	-	Affected	in	Huawei Search vendor "Huawei"	S5700 Search vendor "Huawei" for product "S5700"	-	-	Safe
Huawei Search vendor "Huawei"	S5700 Firmware Search vendor "Huawei" for product "S5700 Firmware"	v200r019c00spc500 Search vendor "Huawei" for product "S5700 Firmware" and version "v200r019c00spc500"	-	Affected	in	Huawei Search vendor "Huawei"	S5700 Search vendor "Huawei" for product "S5700"	-	-	Safe
Huawei Search vendor "Huawei"	S6700 Firmware Search vendor "Huawei" for product "S6700 Firmware"	v200r013c00spc500 Search vendor "Huawei" for product "S6700 Firmware" and version "v200r013c00spc500"	-	Affected	in	Huawei Search vendor "Huawei"	S6700 Search vendor "Huawei" for product "S6700"	-	-	Safe
Huawei Search vendor "Huawei"	S6700 Firmware Search vendor "Huawei" for product "S6700 Firmware"	v200r019c00spc500 Search vendor "Huawei" for product "S6700 Firmware" and version "v200r019c00spc500"	-	Affected	in	Huawei Search vendor "Huawei"	S6700 Search vendor "Huawei" for product "S6700"	-	-	Safe
Huawei Search vendor "Huawei"	S7700 Firmware Search vendor "Huawei" for product "S7700 Firmware"	v200r013c00spc500 Search vendor "Huawei" for product "S7700 Firmware" and version "v200r013c00spc500"	-	Affected	in	Huawei Search vendor "Huawei"	S7700 Search vendor "Huawei" for product "S7700"	-	-	Safe
Huawei Search vendor "Huawei"	S7700 Firmware Search vendor "Huawei" for product "S7700 Firmware"	v200r019c00spc500 Search vendor "Huawei" for product "S7700 Firmware" and version "v200r019c00spc500"	-	Affected	in	Huawei Search vendor "Huawei"	S7700 Search vendor "Huawei" for product "S7700"	-	-	Safe