CVE-2023-22308
HIGH
7.5
CVSS Score
Published: October 12, 2023 at 03:27 PM UTC
Updated: June 17, 2026 at 05:35 AM UTC
2 products affected across 2 vendorsVPNSoftEther VPN
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Severity
HIGH7.5
Exploit prediction
EPSS 0.8%
Description
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.
References (2)
ExploitThird Party Advisory
Source: [email protected]
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1737Source: af854a3a-2127-422b-91ae-364da2661108
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1737CVSS
7.5HIGHtalos
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-191
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