Vulnerability Monitor

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CVE-2017-7479

OpenVPN versions before 2.3.15 and before 2.4.2 are vulnerable to reachable assertion when packet-ID counter rolls over resulting into Denial of Service of server by authenticated attacker.

Published

2017-05-15T18:29:00.340

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 6.5 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:N/I:N/A:P

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

8.0

Impact Score

2.9

Weaknesses
  • Type: Secondary
    CWE-617
  • Type: Primary
    CWE-617
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application openvpn openvpn ≤ 2.3.14 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
References