CVE-2023-27395

2023-10-1216:15:11

CWE-787

CWE-122

[email protected]

web.nvd.nist.gov

softether

vpn

heap-based

buffer overflow

vulnerability

cve-2023-27395

nvd

9 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

CHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.3 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

41.6%

JSON

A heap-based buffer overflow vulnerability exists in the vpnserver WpcParsePacket() functionality of SoftEther VPN 4.41-9782-beta, 5.01.9674 and 5.02. A specially crafted network packet can lead to arbitrary code execution. An attacker can perform a man-in-the-middle attack to trigger this vulnerability.

Affected configurations

Vulners

NVD

Node

softethervpnRange≤4.41-9782-beta

softethervpnRange≤5.01.9674

softethervpnRange≤5.02

CPENameOperatorVersion
softether:vpnsoftether vpneq4.41-9782
softether:vpnsoftether vpneq5.01.9674
softether:vpnsoftether vpneq5.02

CPE	Name	Operator	Version
softether:vpn	softether vpn	eq	4.41-9782
softether:vpn	softether vpn	eq	5.01.9674
softether:vpn	softether vpn	eq	5.02

CNA Affected

[
  {
    "vendor": "SoftEther VPN",
    "product": "SoftEther VPN",
    "versions": [
      {
        "version": "4.41-9782-beta",
        "status": "affected"
      },
      {
        "version": "5.01.9674",
        "status": "affected"
      },
      {
        "version": "5.02",
        "status": "affected"
      }
    ]
  }
]