CVE-2020-1814

Severity Score

5.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Huawei NIP6800 versions V500R001C30, V500R001C60SPC500, and V500R005C00; Secospace USG6600 and USG9500 versions V500R001C30SPC200, V500R001C30SPC600, V500R001C60SPC500, and V500R005C00 have a Dangling pointer dereference vulnerability. An authenticated attacker may do some special operations in the affected products in some special scenarios to exploit the vulnerability. Due to improper race conditions of different operations, successful exploit will lead to Dangling pointer dereference, causing some service abnormal.

Huawei NIP6800 versiones V500R001C30, V500R001C60SPC500 y V500R005C00; Secospace USG6600 y USG9500 versiones V500R001C30SPC200, V500R001C30SPC600, V500R001C60SPC500 y V500R005C00, presentan una vulnerabilidad de desreferencia del puntero Dangling. Un atacante autenticado puede llevar a cabo algunas operaciones especiales en los productos afectados en algunos escenarios especiales para explotar está vulnerabilidad. Debido a condiciones de carrera inapropiadas de diferentes operaciones, una explotación con éxito conllevará a una desreferencia del puntero Dangling, causando algún servicio anormal.

*Credits: N/A

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

Single

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2019-11-29 CVE Reserved
2020-02-18 CVE Published
2023-03-08 EPSS Updated
2024-08-04 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200212-01-firewall-en	2021-07-21

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Huawei Search vendor "Huawei"	Nip6800 Firmware Search vendor "Huawei" for product "Nip6800 Firmware"	v500r001c30 Search vendor "Huawei" for product "Nip6800 Firmware" and version "v500r001c30"	-	Affected	in	Huawei Search vendor "Huawei"	Nip6800 Search vendor "Huawei" for product "Nip6800"	-	-	Safe
Huawei Search vendor "Huawei"	Nip6800 Firmware Search vendor "Huawei" for product "Nip6800 Firmware"	v500r001c60spc500 Search vendor "Huawei" for product "Nip6800 Firmware" and version "v500r001c60spc500"	-	Affected	in	Huawei Search vendor "Huawei"	Nip6800 Search vendor "Huawei" for product "Nip6800"	-	-	Safe
Huawei Search vendor "Huawei"	Nip6800 Firmware Search vendor "Huawei" for product "Nip6800 Firmware"	v500r005c00 Search vendor "Huawei" for product "Nip6800 Firmware" and version "v500r005c00"	-	Affected	in	Huawei Search vendor "Huawei"	Nip6800 Search vendor "Huawei" for product "Nip6800"	-	-	Safe
Huawei Search vendor "Huawei"	Secospace Usg6600 Firmware Search vendor "Huawei" for product "Secospace Usg6600 Firmware"	v500r001c30spc200 Search vendor "Huawei" for product "Secospace Usg6600 Firmware" and version "v500r001c30spc200"	-	Affected	in	Huawei Search vendor "Huawei"	Secospace Usg6600 Search vendor "Huawei" for product "Secospace Usg6600"	-	-	Safe
Huawei Search vendor "Huawei"	Secospace Usg6600 Firmware Search vendor "Huawei" for product "Secospace Usg6600 Firmware"	v500r001c30spc600 Search vendor "Huawei" for product "Secospace Usg6600 Firmware" and version "v500r001c30spc600"	-	Affected	in	Huawei Search vendor "Huawei"	Secospace Usg6600 Search vendor "Huawei" for product "Secospace Usg6600"	-	-	Safe
Huawei Search vendor "Huawei"	Secospace Usg6600 Firmware Search vendor "Huawei" for product "Secospace Usg6600 Firmware"	v500r001c60spc500 Search vendor "Huawei" for product "Secospace Usg6600 Firmware" and version "v500r001c60spc500"	-	Affected	in	Huawei Search vendor "Huawei"	Secospace Usg6600 Search vendor "Huawei" for product "Secospace Usg6600"	-	-	Safe
Huawei Search vendor "Huawei"	Secospace Usg6600 Firmware Search vendor "Huawei" for product "Secospace Usg6600 Firmware"	v500r005c00 Search vendor "Huawei" for product "Secospace Usg6600 Firmware" and version "v500r005c00"	-	Affected	in	Huawei Search vendor "Huawei"	Secospace Usg6600 Search vendor "Huawei" for product "Secospace Usg6600"	-	-	Safe
Huawei Search vendor "Huawei"	Usg9500 Firmware Search vendor "Huawei" for product "Usg9500 Firmware"	v500r001c30spc200 Search vendor "Huawei" for product "Usg9500 Firmware" and version "v500r001c30spc200"	-	Affected	in	Huawei Search vendor "Huawei"	Usg9500 Search vendor "Huawei" for product "Usg9500"	-	-	Safe
Huawei Search vendor "Huawei"	Usg9500 Firmware Search vendor "Huawei" for product "Usg9500 Firmware"	v500r001c30spc600 Search vendor "Huawei" for product "Usg9500 Firmware" and version "v500r001c30spc600"	-	Affected	in	Huawei Search vendor "Huawei"	Usg9500 Search vendor "Huawei" for product "Usg9500"	-	-	Safe
Huawei Search vendor "Huawei"	Usg9500 Firmware Search vendor "Huawei" for product "Usg9500 Firmware"	v500r001c60spc500 Search vendor "Huawei" for product "Usg9500 Firmware" and version "v500r001c60spc500"	-	Affected	in	Huawei Search vendor "Huawei"	Usg9500 Search vendor "Huawei" for product "Usg9500"	-	-	Safe
Huawei Search vendor "Huawei"	Usg9500 Firmware Search vendor "Huawei" for product "Usg9500 Firmware"	v500r005c00 Search vendor "Huawei" for product "Usg9500 Firmware" and version "v500r005c00"	-	Affected	in	Huawei Search vendor "Huawei"	Usg9500 Search vendor "Huawei" for product "Usg9500"	-	-	Safe