Vulnerability Monitor

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CVE-2017-7520

OpenVPN versions before 2.4.3 and before 2.3.17 are vulnerable to denial-of-service and/or possibly sensitive memory leak triggered by man-in-the-middle attacker.

Published

2017-06-27T13:29:00.210

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 7.4 (HIGH)

CVSSv2 Vector

AV:N/AC:H/Au:N/C:P/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: HIGH
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

4.9

Impact Score

4.9

Weaknesses
  • Type: Secondary
    CWE-200
  • Type: Primary
    CWE-125
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application openvpn openvpn ≤ 2.3.16 Yes
Application openvpn openvpn 2.4.0 Yes
Application openvpn openvpn 2.4.0 Yes
Application openvpn openvpn 2.4.0 Yes
Application openvpn openvpn 2.4.0 Yes
Application openvpn openvpn 2.4.0 Yes
Application openvpn openvpn 2.4.0 Yes
Application openvpn openvpn 2.4.1 Yes
Application openvpn openvpn 2.4.2 Yes
References