CVE-2017-7478

CVSS V2 Medium 5 CVSS V3 High 7.5
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.
Overview
  • CVE ID
  • CVE-2017-7478
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2017-05-15T18:29:00
  • Last Modified Date
  • 2017-08-16T01:29:21
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:openvpn:openvpn:2.3.12:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:openvpn:openvpn:2.3.13:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:openvpn:openvpn:2.3.14:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:openvpn:openvpn:2.4.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:a:openvpn:openvpn:2.4.0:alpha2:*:*:*:*:*:* 1 OR
cpe:2.3:a:openvpn:openvpn:2.4.0:beta1:*:*:*:*:*:* 1 OR
cpe:2.3:a:openvpn:openvpn:2.4.0:beta2:*:*:*:*:*:* 1 OR
cpe:2.3:a:openvpn:openvpn:2.4.0:rc1:*:*:*:*:*:* 1 OR
cpe:2.3:a:openvpn:openvpn:2.4.0:rc2:*:*:*:*:*:* 1 OR
cpe:2.3:a:openvpn:openvpn:2.4.1:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://community.openvpn.net/openvpn/wiki/QuarkslabAndCryptographyEngineerAudits Vendor Advisory
http://www.securityfocus.com/bid/98444
http://www.securitytracker.com/id/1038473
https://www.exploit-db.com/exploits/41993/
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2017-7478
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7478
History
Created Old Value New Value Data Type Notes
2022-05-10 09:02:46 Added to TrackCVE
2022-12-02 16:57:11 2017-05-15T18:29Z 2017-05-15T18:29:00 CVE Published Date updated
2022-12-02 16:57:11 2017-08-16T01:29:21 CVE Modified Date updated
2022-12-02 16:57:11 Modified Vulnerability Status updated