CVE-2023-22325

2023-10-1215:27:54

CWE-835

talos

github.com

denial of service

softether vpn

network packet

man-in-the-middle

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

6.5

Confidence

High

EPSS

0.001

Percentile

21.7%

SSVC

Exploitation

poc

Automatable

Technical Impact

partial

JSON

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.

ADP Affected

[
  {
    "cpes": [
      "cpe:2.3:a:softether:vpn:4.41-9782:beta:*:*:*:*:*:*"
    ],
    "vendor": "softether",
    "product": "vpn",
    "versions": [
      {
        "status": "affected",
        "version": "4.41-9782"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "cpes": [
      "cpe:2.3:a:softether:vpn:5.01.9674:*:*:*:*:*:*:*"
    ],
    "vendor": "softether",
    "product": "vpn",
    "versions": [
      {
        "status": "affected",
        "version": "5.01.9674"
      }
    ],
    "defaultStatus": "unknown"
  },
  {
    "cpes": [
      "cpe:2.3:a:softether:vpn:5.02:*:*:*:*:*:*:*"
    ],
    "vendor": "softether",
    "product": "vpn",
    "versions": [
      {
        "status": "affected",
        "version": "5.02"
      }
    ],
    "defaultStatus": "unknown"
  }
]