Upstream information

CVE-2016-6329 at MITRE

Description

OpenVPN, when using a 64-bit block cipher, makes it easier for remote attackers to obtain cleartext data via a birthday attack against a long-duration encrypted session, as demonstrated by an HTTP-over-OpenVPN session using Blowfish in CBC mode, aka a "Sweet32" attack.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database SUSE
Base Score 4.3 4.3
Vector AV:N/AC:M/Au:N/C:P/I:N/A:N AV:N/AC:M/Au:N/C:P/I:N/A:N
Access Vector Network Network
Access Complexity Medium Medium
Authentication None None
Confidentiality Impact Partial Partial
Integrity Impact None None
Availability Impact None None
CVSS v3 Scores
  National Vulnerability Database
Base Score 5.9
Vector CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
Access Vector Network
Access Complexity High
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality Impact High
Integrity Impact None
Availability Impact None
CVSSv3 Version 3
SUSE Bugzilla entries: 1026864 [RESOLVED / WONTFIX], 995374 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Desktop 12 SP2
  • openvpn >= 2.3.8-16.14.1
Patchnames:
SUSE-SLE-DESKTOP-12-SP2-2017-998
SUSE Linux Enterprise Desktop 12 SP3
  • openvpn >= 2.3.8-16.17.1
SUSE Linux Enterprise Desktop 12 SP4
  • openvpn >= 2.3.8-16.20.1
SUSE Linux Enterprise High Performance Computing 12 SP5
SUSE Linux Enterprise Server 12 SP4
SUSE Linux Enterprise Server 12 SP5
  • openvpn >= 2.3.8-16.20.1
  • openvpn-auth-pam-plugin >= 2.3.8-16.20.1
SUSE Linux Enterprise Point of Sale 11 SP3
  • openvpn >= 2.0.9-143.47.3.1
  • openvpn-auth-pam-plugin >= 2.0.9-143.47.3.1
Patchnames:
sleposp3-openvpn-13322
SUSE Linux Enterprise Server 11 SP3-LTSS
  • openvpn >= 2.0.9-143.47.3.1
  • openvpn-auth-pam-plugin >= 2.0.9-143.47.3.1
Patchnames:
slessp3-openvpn-13322
SUSE Linux Enterprise Server 11 SP4
SUSE Linux Enterprise Server for SAP Applications 11 SP4
  • openvpn >= 2.0.9-143.47.3.1
  • openvpn-auth-pam-plugin >= 2.0.9-143.47.3.1
Patchnames:
slessp4-openvpn-13322
SUSE Linux Enterprise Server 12 SP2
SUSE Linux Enterprise Server for SAP Applications 12 SP2
  • openvpn >= 2.3.8-16.14.1
  • openvpn-auth-pam-plugin >= 2.3.8-16.14.1
Patchnames:
SUSE-SLE-SERVER-12-SP2-2017-998
SUSE Linux Enterprise Server 12 SP3
  • openvpn >= 2.3.8-16.17.1
  • openvpn-auth-pam-plugin >= 2.3.8-16.17.1
SUSE Linux Enterprise Server for Raspberry Pi 12 SP2
  • openvpn >= 2.3.8-16.14.1
  • openvpn-auth-pam-plugin >= 2.3.8-16.14.1
Patchnames:
SUSE-SLE-RPI-12-SP2-2017-998


Status of this issue by product and package

Please note that this evaluation state might be work in progress, incomplete or outdated. Also information for service packs in the LTSS phase is only included for issues meeting the LTSS criteria. If in doubt, feel free to contact us for clarification.

Product(s) Source package State
HPE Helion OpenStack 8 openvpn In progress
SUSE Linux Enterprise Desktop 12 SP1 openvpn Unsupported
SUSE Linux Enterprise Desktop 12 SP2 openvpn Released
SUSE Linux Enterprise High Performance Computing 12 SP5 openvpn In progress
SUSE Linux Enterprise Point of Service 11 SP3 openvpn Released
SUSE Linux Enterprise Server 11 SP2 LTSS openvpn Affected
SUSE Linux Enterprise Server 11 SP3 LTSS openvpn Released
SUSE Linux Enterprise Server 11 SP4 openvpn Released
SUSE Linux Enterprise Server 11 SP4 LTSS openvpn Released
SUSE Linux Enterprise Server 12 LTSS openvpn Affected
SUSE Linux Enterprise Server 12 SP1 openvpn Unsupported
SUSE Linux Enterprise Server 12 SP2 openvpn Released
SUSE Linux Enterprise Server 12 SP3 ESPOS openvpn In progress
SUSE Linux Enterprise Server 12 SP3 LTSS openvpn In progress
SUSE Linux Enterprise Server 12 SP4 ESPOS openvpn In progress
SUSE Linux Enterprise Server 12 SP4 LTSS openvpn In progress
SUSE Linux Enterprise Server 12 SP5 openvpn In progress
SUSE Linux Enterprise Server BCL 12 SP2 openvpn In progress
SUSE Linux Enterprise Server BCL 12 SP3 openvpn In progress
SUSE Linux Enterprise Server for SAP Applications 12 SP3 openvpn In progress
SUSE Linux Enterprise Server for SAP Applications 12 SP4 openvpn In progress
SUSE Linux Enterprise Server for SAP Applications 12 SP5 openvpn In progress
SUSE Linux Enterprise Server for the Raspberry Pi 12 SP2 openvpn Released
SUSE OpenStack Cloud 8 openvpn In progress
SUSE OpenStack Cloud 9 openvpn In progress
SUSE OpenStack Cloud Crowbar 8 openvpn In progress
SUSE OpenStack Cloud Crowbar 9 openvpn In progress
Security Module for SUSE Linux Enterprise 11 openvpn-openssl1 Already fixed