// For flags

CVE-2021-22321

 

Severity Score

5.3
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

There is a use-after-free vulnerability in a Huawei product. A module cannot deal with specific operations in special scenarios. Attackers can exploit this vulnerability by performing malicious operations. This can cause memory use-after-free, compromising normal service. Affected product include some versions of NIP6300, NIP6600, NIP6800, S1700, S2700, S5700, S6700 , S7700, S9700, Secospace USG6300, Secospace USG6500, Secospace USG6600 and USG9500.

Se presenta una vulnerabilidad de uso de la memoria previamente liberada en un producto de Huawei. Un módulo no puede tratar operaciones específicas en escenarios especiales. Los atacantes pueden explotar esta vulnerabilidad al realizar operaciones maliciosas. Esto puede causar un uso de la memoria previamente liberada, comprometiendo el servicio normal. Los productos afectados incluyen algunas versiones de NIP6300, NIP6600, NIP6800, S1700, S2700, S5700, S6700, S7700, S9700, Secospace USG6300, Secospace USG6500, Secospace USG6600 y USG9500

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
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
  • 2021-03-22 CVE Published
  • 2023-12-06 EPSS Updated
  • 2024-08-03 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-416: Use After Free
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Huawei
Search vendor "Huawei"
Nip6300 Firmware
Search vendor "Huawei" for product "Nip6300 Firmware"
v500r001c30
Search vendor "Huawei" for product "Nip6300 Firmware" and version "v500r001c30"
-
Affected
in Huawei
Search vendor "Huawei"
Nip6300
Search vendor "Huawei" for product "Nip6300"
--
Safe
Huawei
Search vendor "Huawei"
Nip6300 Firmware
Search vendor "Huawei" for product "Nip6300 Firmware"
v500r001c60
Search vendor "Huawei" for product "Nip6300 Firmware" and version "v500r001c60"
-
Affected
in Huawei
Search vendor "Huawei"
Nip6300
Search vendor "Huawei" for product "Nip6300"
--
Safe
Huawei
Search vendor "Huawei"
Nip6600 Firmware
Search vendor "Huawei" for product "Nip6600 Firmware"
v500r001c30
Search vendor "Huawei" for product "Nip6600 Firmware" and version "v500r001c30"
-
Affected
in Huawei
Search vendor "Huawei"
Nip6600
Search vendor "Huawei" for product "Nip6600"
--
Safe
Huawei
Search vendor "Huawei"
Nip6800 Firmware
Search vendor "Huawei" for product "Nip6800 Firmware"
v500r001c60
Search vendor "Huawei" for product "Nip6800 Firmware" and version "v500r001c60"
-
Affected
in Huawei
Search vendor "Huawei"
Nip6800
Search vendor "Huawei" for product "Nip6800"
--
Safe
Huawei
Search vendor "Huawei"
S12700 Firmware
Search vendor "Huawei" for product "S12700 Firmware"
v200r007c01
Search vendor "Huawei" for product "S12700 Firmware" and version "v200r007c01"
-
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"
v200r007c01b102
Search vendor "Huawei" for product "S12700 Firmware" and version "v200r007c01b102"
-
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"
v200r008c00
Search vendor "Huawei" for product "S12700 Firmware" and version "v200r008c00"
-
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"
v200r010c00
Search vendor "Huawei" for product "S12700 Firmware" and version "v200r010c00"
-
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"
v200r010c00spc300
Search vendor "Huawei" for product "S12700 Firmware" and version "v200r010c00spc300"
-
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"
v200r011c00
Search vendor "Huawei" for product "S12700 Firmware" and version "v200r011c00"
-
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"
v200r011c00spc100
Search vendor "Huawei" for product "S12700 Firmware" and version "v200r011c00spc100"
-
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"
v200r011c10
Search vendor "Huawei" for product "S12700 Firmware" and version "v200r011c10"
-
Affected
in Huawei
Search vendor "Huawei"
S12700
Search vendor "Huawei" for product "S12700"
--
Safe
Huawei
Search vendor "Huawei"
S1700 Firmware
Search vendor "Huawei" for product "S1700 Firmware"
v200r009c00spc200
Search vendor "Huawei" for product "S1700 Firmware" and version "v200r009c00spc200"
-
Affected
in Huawei
Search vendor "Huawei"
S1700
Search vendor "Huawei" for product "S1700"
--
Safe
Huawei
Search vendor "Huawei"
S1700 Firmware
Search vendor "Huawei" for product "S1700 Firmware"
v200r009c00spc500
Search vendor "Huawei" for product "S1700 Firmware" and version "v200r009c00spc500"
-
Affected
in Huawei
Search vendor "Huawei"
S1700
Search vendor "Huawei" for product "S1700"
--
Safe
Huawei
Search vendor "Huawei"
S1700 Firmware
Search vendor "Huawei" for product "S1700 Firmware"
v200r010c00
Search vendor "Huawei" for product "S1700 Firmware" and version "v200r010c00"
-
Affected
in Huawei
Search vendor "Huawei"
S1700
Search vendor "Huawei" for product "S1700"
--
Safe
Huawei
Search vendor "Huawei"
S1700 Firmware
Search vendor "Huawei" for product "S1700 Firmware"
v200r010c00spc300
Search vendor "Huawei" for product "S1700 Firmware" and version "v200r010c00spc300"
-
Affected
in Huawei
Search vendor "Huawei"
S1700
Search vendor "Huawei" for product "S1700"
--
Safe
Huawei
Search vendor "Huawei"
S1700 Firmware
Search vendor "Huawei" for product "S1700 Firmware"
v200r011c00
Search vendor "Huawei" for product "S1700 Firmware" and version "v200r011c00"
-
Affected
in Huawei
Search vendor "Huawei"
S1700
Search vendor "Huawei" for product "S1700"
--
Safe
Huawei
Search vendor "Huawei"
S1700 Firmware
Search vendor "Huawei" for product "S1700 Firmware"
v200r011c00spc100
Search vendor "Huawei" for product "S1700 Firmware" and version "v200r011c00spc100"
-
Affected
in Huawei
Search vendor "Huawei"
S1700
Search vendor "Huawei" for product "S1700"
--
Safe
Huawei
Search vendor "Huawei"
S1700 Firmware
Search vendor "Huawei" for product "S1700 Firmware"
v200r011c10
Search vendor "Huawei" for product "S1700 Firmware" and version "v200r011c10"
-
Affected
in Huawei
Search vendor "Huawei"
S1700
Search vendor "Huawei" for product "S1700"
--
Safe
Huawei
Search vendor "Huawei"
S2700 Firmware
Search vendor "Huawei" for product "S2700 Firmware"
v200r008c00
Search vendor "Huawei" for product "S2700 Firmware" and version "v200r008c00"
-
Affected
in Huawei
Search vendor "Huawei"
S2700
Search vendor "Huawei" for product "S2700"
--
Safe
Huawei
Search vendor "Huawei"
S2700 Firmware
Search vendor "Huawei" for product "S2700 Firmware"
v200r010c00
Search vendor "Huawei" for product "S2700 Firmware" and version "v200r010c00"
-
Affected
in Huawei
Search vendor "Huawei"
S2700
Search vendor "Huawei" for product "S2700"
--
Safe
Huawei
Search vendor "Huawei"
S2700 Firmware
Search vendor "Huawei" for product "S2700 Firmware"
v200r010c00spc300
Search vendor "Huawei" for product "S2700 Firmware" and version "v200r010c00spc300"
-
Affected
in Huawei
Search vendor "Huawei"
S2700
Search vendor "Huawei" for product "S2700"
--
Safe
Huawei
Search vendor "Huawei"
S2700 Firmware
Search vendor "Huawei" for product "S2700 Firmware"
v200r011c00
Search vendor "Huawei" for product "S2700 Firmware" and version "v200r011c00"
-
Affected
in Huawei
Search vendor "Huawei"
S2700
Search vendor "Huawei" for product "S2700"
--
Safe
Huawei
Search vendor "Huawei"
S2700 Firmware
Search vendor "Huawei" for product "S2700 Firmware"
v200r011c00spc100
Search vendor "Huawei" for product "S2700 Firmware" and version "v200r011c00spc100"
-
Affected
in Huawei
Search vendor "Huawei"
S2700
Search vendor "Huawei" for product "S2700"
--
Safe
Huawei
Search vendor "Huawei"
S2700 Firmware
Search vendor "Huawei" for product "S2700 Firmware"
v200r011c10
Search vendor "Huawei" for product "S2700 Firmware" and version "v200r011c10"
-
Affected
in Huawei
Search vendor "Huawei"
S2700
Search vendor "Huawei" for product "S2700"
--
Safe
Huawei
Search vendor "Huawei"
S5700 Firmware
Search vendor "Huawei" for product "S5700 Firmware"
v200r008c00
Search vendor "Huawei" for product "S5700 Firmware" and version "v200r008c00"
-
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"
v200r010c00
Search vendor "Huawei" for product "S5700 Firmware" and version "v200r010c00"
-
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"
v200r010c00spc300
Search vendor "Huawei" for product "S5700 Firmware" and version "v200r010c00spc300"
-
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"
v200r011c00
Search vendor "Huawei" for product "S5700 Firmware" and version "v200r011c00"
-
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"
v200r011c00spc100
Search vendor "Huawei" for product "S5700 Firmware" and version "v200r011c00spc100"
-
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"
v200r011c10
Search vendor "Huawei" for product "S5700 Firmware" and version "v200r011c10"
-
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"
v200r011c10spc100
Search vendor "Huawei" for product "S5700 Firmware" and version "v200r011c10spc100"
-
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"
v200r008c00
Search vendor "Huawei" for product "S6700 Firmware" and version "v200r008c00"
-
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"
v200r010c00
Search vendor "Huawei" for product "S6700 Firmware" and version "v200r010c00"
-
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"
v200r010c00spc300
Search vendor "Huawei" for product "S6700 Firmware" and version "v200r010c00spc300"
-
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"
v200r011c00
Search vendor "Huawei" for product "S6700 Firmware" and version "v200r011c00"
-
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"
v200r011c00spc100
Search vendor "Huawei" for product "S6700 Firmware" and version "v200r011c00spc100"
-
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"
v200r011c10
Search vendor "Huawei" for product "S6700 Firmware" and version "v200r011c10"
-
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"
v200r011c10spc100
Search vendor "Huawei" for product "S6700 Firmware" and version "v200r011c10spc100"
-
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"
v200r008c00
Search vendor "Huawei" for product "S7700 Firmware" and version "v200r008c00"
-
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"
v200r010c00
Search vendor "Huawei" for product "S7700 Firmware" and version "v200r010c00"
-
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"
v200r010c00spc300
Search vendor "Huawei" for product "S7700 Firmware" and version "v200r010c00spc300"
-
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"
v200r011c00
Search vendor "Huawei" for product "S7700 Firmware" and version "v200r011c00"
-
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"
v200r011c00spc100
Search vendor "Huawei" for product "S7700 Firmware" and version "v200r011c00spc100"
-
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"
v200r011c10
Search vendor "Huawei" for product "S7700 Firmware" and version "v200r011c10"
-
Affected
in Huawei
Search vendor "Huawei"
S7700
Search vendor "Huawei" for product "S7700"
--
Safe
Huawei
Search vendor "Huawei"
S9700 Firmware
Search vendor "Huawei" for product "S9700 Firmware"
v200r007c01
Search vendor "Huawei" for product "S9700 Firmware" and version "v200r007c01"
-
Affected
in Huawei
Search vendor "Huawei"
S9700
Search vendor "Huawei" for product "S9700"
--
Safe
Huawei
Search vendor "Huawei"
S9700 Firmware
Search vendor "Huawei" for product "S9700 Firmware"
v200r007c01b102
Search vendor "Huawei" for product "S9700 Firmware" and version "v200r007c01b102"
-
Affected
in Huawei
Search vendor "Huawei"
S9700
Search vendor "Huawei" for product "S9700"
--
Safe
Huawei
Search vendor "Huawei"
S9700 Firmware
Search vendor "Huawei" for product "S9700 Firmware"
v200r008c00
Search vendor "Huawei" for product "S9700 Firmware" and version "v200r008c00"
-
Affected
in Huawei
Search vendor "Huawei"
S9700
Search vendor "Huawei" for product "S9700"
--
Safe
Huawei
Search vendor "Huawei"
S9700 Firmware
Search vendor "Huawei" for product "S9700 Firmware"
v200r010c00
Search vendor "Huawei" for product "S9700 Firmware" and version "v200r010c00"
-
Affected
in Huawei
Search vendor "Huawei"
S9700
Search vendor "Huawei" for product "S9700"
--
Safe
Huawei
Search vendor "Huawei"
S9700 Firmware
Search vendor "Huawei" for product "S9700 Firmware"
v200r010c00spc300
Search vendor "Huawei" for product "S9700 Firmware" and version "v200r010c00spc300"
-
Affected
in Huawei
Search vendor "Huawei"
S9700
Search vendor "Huawei" for product "S9700"
--
Safe
Huawei
Search vendor "Huawei"
S9700 Firmware
Search vendor "Huawei" for product "S9700 Firmware"
v200r011c00
Search vendor "Huawei" for product "S9700 Firmware" and version "v200r011c00"
-
Affected
in Huawei
Search vendor "Huawei"
S9700
Search vendor "Huawei" for product "S9700"
--
Safe
Huawei
Search vendor "Huawei"
S9700 Firmware
Search vendor "Huawei" for product "S9700 Firmware"
v200r011c00spc100
Search vendor "Huawei" for product "S9700 Firmware" and version "v200r011c00spc100"
-
Affected
in Huawei
Search vendor "Huawei"
S9700
Search vendor "Huawei" for product "S9700"
--
Safe
Huawei
Search vendor "Huawei"
S9700 Firmware
Search vendor "Huawei" for product "S9700 Firmware"
v200r011c10
Search vendor "Huawei" for product "S9700 Firmware" and version "v200r011c10"
-
Affected
in Huawei
Search vendor "Huawei"
S9700
Search vendor "Huawei" for product "S9700"
--
Safe
Huawei
Search vendor "Huawei"
Secospace Usg6300 Firmware
Search vendor "Huawei" for product "Secospace Usg6300 Firmware"
v500r001c30
Search vendor "Huawei" for product "Secospace Usg6300 Firmware" and version "v500r001c30"
-
Affected
in Huawei
Search vendor "Huawei"
Secospace Usg6300
Search vendor "Huawei" for product "Secospace Usg6300"
--
Safe
Huawei
Search vendor "Huawei"
Secospace Usg6300 Firmware
Search vendor "Huawei" for product "Secospace Usg6300 Firmware"
v500r001c60
Search vendor "Huawei" for product "Secospace Usg6300 Firmware" and version "v500r001c60"
-
Affected
in Huawei
Search vendor "Huawei"
Secospace Usg6300
Search vendor "Huawei" for product "Secospace Usg6300"
--
Safe
Huawei
Search vendor "Huawei"
Secospace Usg6500 Firmware
Search vendor "Huawei" for product "Secospace Usg6500 Firmware"
v500r001c30
Search vendor "Huawei" for product "Secospace Usg6500 Firmware" and version "v500r001c30"
-
Affected
in Huawei
Search vendor "Huawei"
Secospace Usg6500
Search vendor "Huawei" for product "Secospace Usg6500"
--
Safe
Huawei
Search vendor "Huawei"
Secospace Usg6500 Firmware
Search vendor "Huawei" for product "Secospace Usg6500 Firmware"
v500r001c60
Search vendor "Huawei" for product "Secospace Usg6500 Firmware" and version "v500r001c60"
-
Affected
in Huawei
Search vendor "Huawei"
Secospace Usg6500
Search vendor "Huawei" for product "Secospace Usg6500"
--
Safe
Huawei
Search vendor "Huawei"
Secospace Usg6600 Firmware
Search vendor "Huawei" for product "Secospace Usg6600 Firmware"
v500r001c30
Search vendor "Huawei" for product "Secospace Usg6600 Firmware" and version "v500r001c30"
-
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"
v500r001c60
Search vendor "Huawei" for product "Secospace Usg6600 Firmware" and version "v500r001c60"
-
Affected
in Huawei
Search vendor "Huawei"
Secospace Usg6600
Search vendor "Huawei" for product "Secospace Usg6600"
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Safe
Huawei
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Usg9500 Firmware
Search vendor "Huawei" for product "Usg9500 Firmware"
v500r001c30
Search vendor "Huawei" for product "Usg9500 Firmware" and version "v500r001c30"
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Affected
in Huawei
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Usg9500
Search vendor "Huawei" for product "Usg9500"
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Safe
Huawei
Search vendor "Huawei"
Usg9500 Firmware
Search vendor "Huawei" for product "Usg9500 Firmware"
v500r001c60
Search vendor "Huawei" for product "Usg9500 Firmware" and version "v500r001c60"
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Affected
in Huawei
Search vendor "Huawei"
Usg9500
Search vendor "Huawei" for product "Usg9500"
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Safe