CVE-2023-22308
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
1
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
An integer underflow vulnerability exists in the vpnserver OvsProcessData functionality of SoftEther VPN 5.01.9674 and 5.02. A specially crafted network packet can lead to denial of service. An attacker can send a malicious packet to trigger this vulnerability.
Existe una vulnerabilidad de desbordamiento de enteros en la funcionalidad vpnserver OvsProcessData de SoftEther VPN 5.01.9674 y 5.02. Un paquete de red especialmente manipulado puede provocar una Denegación de Servicio (DoS). Un atacante puede enviar un paquete malicioso para desencadenar esta vulnerabilidad.
*Credits:
Discovered by Lilith >_> of Cisco Talos.
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2023-03-24 CVE Reserved
- 2023-10-12 CVE Published
- 2024-08-02 CVE Updated
- 2024-08-02 First Exploit
- 2024-10-18 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-191: Integer Underflow (Wrap or Wraparound)
CAPEC
References (1)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|---|---|
| https://talosintelligence.com/vulnerability_reports/TALOS-2023-1737 | 2024-08-02 |
| 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 |
| Softether Search vendor "Softether" | Vpn Search vendor "Softether" for product "Vpn" | 5.01.9674 Search vendor "Softether" for product "Vpn" and version "5.01.9674" | - |
Affected
| ||||||
| Softether Search vendor "Softether" | Vpn Search vendor "Softether" for product "Vpn" | 5.02 Search vendor "Softether" for product "Vpn" and version "5.02" | - |
Affected
| ||||||