CVE-2021-40008

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 memory leak vulnerability in CloudEngine 12800 V200R019C00SPC800, CloudEngine 5800 V200R019C00SPC800, CloudEngine 6800 V200R019C00SPC800 and CloudEngine 7800 V200R019C00SPC800. The software does not sufficiently track and release allocated memory while parse a series of crafted binary messages, which could consume remaining memory. Successful exploit could cause memory exhaust.

Se presenta una vulnerabilidad de filtrado de memoria en CloudEngine 12800 V200R019C00SPC800, CloudEngine 5800 V200R019C00SPC800, CloudEngine 6800 V200R019C00SPC800 y CloudEngine 7800 V200R019C00SPC800. El software no rastrea y libera suficientemente la memoria asignada mientras analiza una serie de mensajes binarios elaborados, lo que podría consumir la memoria restante. Una explotación con éxito podría causar el agotamiento de la memoria

*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

2021-08-23 CVE Reserved
2021-12-13 CVE Published
2024-08-04 CVE Updated
2024-08-28 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-772: Missing Release of Resource after Effective Lifetime

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-20211208-01-memleak-en	2021-12-15

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Huawei Search vendor "Huawei"	Cloudengine 7800 Firmware Search vendor "Huawei" for product "Cloudengine 7800 Firmware"	v200r019c00spc800 Search vendor "Huawei" for product "Cloudengine 7800 Firmware" and version "v200r019c00spc800"	-	Affected	in	Huawei Search vendor "Huawei"	Cloudengine 7800 Search vendor "Huawei" for product "Cloudengine 7800"	-	-	Safe
Huawei Search vendor "Huawei"	Cloudengine 6800 Firmware Search vendor "Huawei" for product "Cloudengine 6800 Firmware"	v200r019c00spc800 Search vendor "Huawei" for product "Cloudengine 6800 Firmware" and version "v200r019c00spc800"	-	Affected	in	Huawei Search vendor "Huawei"	Cloudengine 6800 Search vendor "Huawei" for product "Cloudengine 6800"	-	-	Safe
Huawei Search vendor "Huawei"	Cloudengine 5800 Firmware Search vendor "Huawei" for product "Cloudengine 5800 Firmware"	v200r019c00spc800 Search vendor "Huawei" for product "Cloudengine 5800 Firmware" and version "v200r019c00spc800"	-	Affected	in	Huawei Search vendor "Huawei"	Cloudengine 5800 Search vendor "Huawei" for product "Cloudengine 5800"	-	-	Safe
Huawei Search vendor "Huawei"	Cloudengine 12800 Firmware Search vendor "Huawei" for product "Cloudengine 12800 Firmware"	v200r019c00spc800 Search vendor "Huawei" for product "Cloudengine 12800 Firmware" and version "v200r019c00spc800"	-	Affected	in	Huawei Search vendor "Huawei"	Cloudengine 12800 Search vendor "Huawei" for product "Cloudengine 12800"	-	-	Safe