CVE-2023-22308

HIGH

SoftEther VPN <5.03 - DoS

Title source: llm
STIX 2.1

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.

Scores

CVSS v3 7.5
EPSS 0.0007
EPSS Percentile 20.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-191
Status published
Products (2)
softether/vpn 5.01.9674
softether/vpn 5.02
Published Oct 12, 2023
Tracked Since Feb 18, 2026