CVE-2023-22325 — MEDIUM (5.9)

Vulnerability Description

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.

CVSS Score

5.9

MEDIUM

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Softether	Vpn	4.41-9782

Related Weaknesses (CWE)

CWE-835

References

https://talosintelligence.com/vulnerability_reports/TALOS-2023-1736ExploitThird Party Advisory
https://www.softether.org/9-about/News/904-SEVPN202301PatchVendor Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1736ExploitThird Party Advisory
https://www.softether.org/9-about/News/904-SEVPN202301PatchVendor Advisory
https://www.talosintelligence.com/vulnerability_reports/TALOS-2023-1736

FAQ

What is CVE-2023-22325?

CVE-2023-22325 is a vulnerability with a CVSS score of 5.9 (MEDIUM). 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 deni...

How severe is CVE-2023-22325?

CVE-2023-22325 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-22325?

Check the references section above for vendor advisories and patch information. Affected products include: Softether Vpn.