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
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Attack Vector
Attack Complexity
Authentication
Confidentiality
Integrity
Availability
* 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
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20211201-01-buffer-en | 2022-07-15 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Huawei Search vendor "Huawei" | 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
|