// For flags

CVE-2021-39999

 

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

There is a buffer overflow vulnerability in eSE620X vESS V100R001C10SPC200 and V100R001C20SPC200. An attacker can exploit this vulnerability by sending a specific message to the target device due to insufficient validation of packets. Successful exploit could cause a denial of service condition.

Se presenta una vulnerabilidad de desbordamiento del búfer en eSE620X vESS V100R001C10SPC200 y V100R001C20SPC200. Un atacante puede explotar esta vulnerabilidad mediante el envío de un mensaje específico al dispositivo de destino debido a una comprobación insuficiente de los paquetes. Una explotación con éxito podría causar una condición de denegación de servicio

*Credits: N/A
CVSS Scores
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
Complete
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-08-23 CVE Reserved
  • 2022-07-11 CVE Published
  • 2024-08-04 CVE Updated
  • 2025-02-14 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
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"
Ese620x Vess Firmware
Search vendor "Huawei" for product "Ese620x Vess Firmware"
v100r001c10spc200
Search vendor "Huawei" for product "Ese620x Vess Firmware" and version "v100r001c10spc200"
-
Affected
in Huawei
Search vendor "Huawei"
Ese620x Vess
Search vendor "Huawei" for product "Ese620x Vess"
--
Safe
Huawei
Search vendor "Huawei"
Ese620x Vess Firmware
Search vendor "Huawei" for product "Ese620x Vess Firmware"
v100r001c20spc200
Search vendor "Huawei" for product "Ese620x Vess Firmware" and version "v100r001c20spc200"
-
Affected
in Huawei
Search vendor "Huawei"
Ese620x Vess
Search vendor "Huawei" for product "Ese620x Vess"
--
Safe