Description
An authentication bypass vulnerability exists in the CiRpcAccepted() functionality of SoftEther VPN 4.41-9782-beta and 5.01.9674. A specially crafted network packet can lead to unauthorized access. An attacker can send a network request to trigger this vulnerability.
Scores
CVSS v3
7.3
EPSS
0.0005
EPSS Percentile
15.3%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-453
CWE-1188
Status
published
Products (2)
softether/vpn
4.41-9782 beta
softether/vpn
5.01.9674
Published
Oct 12, 2023
Tracked Since
Feb 18, 2026