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CVE-2017-7478 Details

Description

OpenVPN version 2.3.12 and newer is vulnerable to unauthenticated Denial of Service of server via received large control packet. Note that this issue is fixed in 2.3.15 and 2.4.2.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits CVEVendor Advisory
https://www.exploit-db.com/exploits/41993/ CVE
http://www.securityfocus.com/bid/98444 CVE
http://www.securitytracker.com/id/1038473 CVE
https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits [email protected]Vendor Advisory

see all 8 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-20Improper Input Validation[email protected]
CWE-617Reachable Assertion[email protected]

Affected Products

ProductVersions
openvpn openvpn
2.3.12
2.3.13
2.3.14
2.4.0
2.4.0 alpha2

CPE

  • cpe:2.3:a:openvpn:openvpn:2.3.12:*:*:*:*:*:*:*
  • cpe:2.3:a:openvpn:openvpn:2.3.13:*:*:*:*:*:*:*
  • cpe:2.3:a:openvpn:openvpn:2.3.14:*:*:*:*:*:*:*
  • cpe:2.3:a:openvpn:openvpn:2.4.0:*:*:*:*:*:*:*
  • cpe:2.3:a:openvpn:openvpn:2.4.0:alpha2:*:*:*:*:*:*
  • cpe:2.3:a:openvpn:openvpn:2.4.0:beta1:*:*:*:*:*:*
  • cpe:2.3:a:openvpn:openvpn:2.4.0:beta2:*:*:*:*:*:*
  • cpe:2.3:a:openvpn:openvpn:2.4.0:rc1:*:*:*:*:*:*
  • cpe:2.3:a:openvpn:openvpn:2.4.0:rc2:*:*:*:*:*:*
  • cpe:2.3:a:openvpn:openvpn:2.4.1:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

9 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2017-7478
NVD Published Date:
May 15, 2017
NVD Last Modified:
Jun 17, 2026
Source:
[email protected]
CVE-2017-7478 Details - Not Deferred