CVE-2021-20703
Severity Score
9.8
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Buffer overflow vulnerability in the Transaction Server CLUSTERPRO X 4.3 for Windows and earlier, EXPRESSCLUSTER X 4.3 for Windows and earlier, CLUSTERPRO X 4.3 SingleServerSafe for Windows and earlier, EXPRESSCLUSTER X 4.3 SingleServerSafe for Windows and earlier allows attacker to remote code execution via a network.
La vulnerabilidad de desbordamiento del búfer en el Servidor de Transacciones CLUSTERPRO X 4.3 para Windows y anteriores, EXPRESSCLUSTER X 4.3 para Windows y anteriores, CLUSTERPRO X 4.3 SingleServerSafe para Windows y anteriores, EXPRESSCLUSTER X 4.3 SingleServerSafe para Windows y anteriores permite a un atacante la ejecución remota de código a través de una red
*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
- 2020-12-17 CVE Reserved
- 2021-11-02 CVE Published
- 2024-08-03 CVE Updated
- 2024-10-08 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 |
|---|---|---|
| https://jpn.nec.com/security-info/secinfo/nv21-015_en.html | X_refsource_misc |
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Nec Search vendor "Nec" | Clusterpro X Search vendor "Nec" for product "Clusterpro X" | >= 1.0 <= 4.3 Search vendor "Nec" for product "Clusterpro X" and version " >= 1.0 <= 4.3" | windows |
Affected
| ||||||
| Nec Search vendor "Nec" | Clusterpro X Singleserversafe Search vendor "Nec" for product "Clusterpro X Singleserversafe" | >= 1.0 <= 4.3 Search vendor "Nec" for product "Clusterpro X Singleserversafe" and version " >= 1.0 <= 4.3" | windows |
Affected
| ||||||
| Nec Search vendor "Nec" | Expresscluster X Search vendor "Nec" for product "Expresscluster X" | >= 1.0 <= 4.3 Search vendor "Nec" for product "Expresscluster X" and version " >= 1.0 <= 4.3" | windows |
Affected
| ||||||
| Nec Search vendor "Nec" | Expresscluster X Singleserversafe Search vendor "Nec" for product "Expresscluster X Singleserversafe" | >= 1.0 <= 4.3 Search vendor "Nec" for product "Expresscluster X Singleserversafe" and version " >= 1.0 <= 4.3" | windows |
Affected
| ||||||