CVE-2023-22325
MEDIUMSoftEther VPN 4.41-9782-beta, 5.01.9674, 5.02 - Denial of Service via DCRegister DDNS_RPC_MAX_RECV_SIZE
Title source: llmDescription
A denial of service vulnerability exists in the DCRegister DDNS_RPC_MAX_RECV_SIZE functionality of SoftEther VPN 4.41-9782-beta, 5.01.9674 and 5.02. A specially crafted network packet can lead to denial of service. An attacker can perform a man-in-the-middle attack to trigger this vulnerability.
References (3)
Core 3
Core References
Exploit, Third Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1736
Patch, Vendor Advisory
https://www.softether.org/9-about/News/904-SEVPN202301
Third Party Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1736
Scores
CVSS v3
5.9
EPSS
0.0080
EPSS Percentile
51.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
CWE
CWE-835
Status
published
Products (3)
softether/vpn
4.41-9782 beta
softether/vpn
5.01.9674
softether/vpn
5.02
Published
Oct 12, 2023
Tracked Since
Feb 18, 2026