Upstream information

CVE-2013-2061 at MITRE

Description

The openvpn_decrypt function in crypto.c in OpenVPN 2.3.0 and earlier, when running in UDP mode, allows remote attackers to obtain sensitive information via a timing attack involving an HMAC comparison function that does not run in constant time and a padding oracle attack on the CBC mode cipher.

SUSE information

Overall state of this security issue: Resolved

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 2.6
Vector AV:N/AC:H/Au:N/C:P/I:N/A:N
Access Vector Network
Access Complexity High
Authentication None
Confidentiality Impact Partial
Integrity Impact None
Availability Impact None
SUSE Bugzilla entry: 843509 [RESOLVED / FIXED]

SUSE Security Advisories:

  • SUSE-SU-2013:1783-1, published Thu Nov 28 13:04:11 MST 2013
  • openSUSE-SU-2013:1645-1 openSUSE-SU-2013:1649-1

List of released packages

Product(s) Fixed package version(s) References
SUSE Linux Enterprise Desktop 11 SP2
  • openvpn >= 2.0.9-143.33.3.1
Patchnames:
sledsp2-openvpn
SUSE Linux Enterprise Desktop 11 SP3
  • openvpn >= 2.0.9-143.40.5
Patchnames:
sledsp3-openvpn
SUSE Linux Enterprise Server 11 SP2
SUSE Linux Enterprise Server for SAP Applications 11 SP2
  • openvpn >= 2.0.9-143.33.3.1
  • openvpn-auth-pam-plugin >= 2.0.9-143.33.3.1
Patchnames:
slessp2-openvpn
SUSE Linux Enterprise Server 11 SP3
SUSE Linux Enterprise Server for SAP Applications 11 SP3
  • openvpn >= 2.0.9-143.40.5
  • openvpn-auth-pam-plugin >= 2.0.9-143.40.5
Patchnames:
slessp3-openvpn
SUSE Linux Enterprise Server 11 SP4
  • openvpn >= 2.0.9-143.44.1
  • openvpn-auth-pam-plugin >= 2.0.9-143.44.1
Patchnames:
SUSE Linux Enterprise Server 11 SP4 GA openvpn-2.0.9-143.44.1
SUSE Linux Enterprise Server 11-SECURITY
  • openvpn-openssl1 >= 2.3.2-0.10.3.1
  • openvpn-openssl1-down-root-plugin >= 2.3.2-0.10.3.1
Patchnames:
SUSE Linux Enterprise Server 11-SECURITY GA openvpn-openssl1-2.3.2-0.10.3.1


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Please note that this evaluation state might be work in progress, incomplete or outdated.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. The updates are grouped by state of their lifecycle. SUSE product lifecycles are documented on the lifecycle page.

Product(s) Source package State
Products past their end of life and not receiving proactive updates anymore.
SLES for SAP Applications 11 SP3 openvpn Released
SUSE Linux Enterprise Desktop 11 SP1 openvpn Released
SUSE Linux Enterprise Desktop 11 SP2 openvpn Released
SUSE Linux Enterprise Desktop 11 SP3 openvpn Released
SUSE Linux Enterprise Desktop 11 SP4 openvpn Released
SUSE Linux Enterprise Enterprise Server 11 SP1 for SAP Enterprise Search openvpn Released
SUSE Linux Enterprise Server 11 SP1 openvpn Released
SUSE Linux Enterprise Server 11 SP1 LTSS openvpn Released
SUSE Linux Enterprise Server 11 SP2 openvpn Released
SUSE Linux Enterprise Server 11 SP2 LTSS openvpn Released
SUSE Linux Enterprise Server 11 SP3 openvpn Released
SUSE Linux Enterprise Server 11 SP3 LTSS openvpn Released
SUSE Linux Enterprise Server 11 SP3-LTSS openvpn Affected
SUSE Linux Enterprise Server 11 SP4 openvpn Affected
SUSE Linux Enterprise Server 11 SP4 LTSS openvpn Released
SUSE Linux Enterprise Server 11 SP4-LTSS openvpn Released
SUSE Linux Enterprise Server for SAP Business All-in-One 11 SP1 openvpn Released


SUSE Timeline for this CVE

CVE page created: Fri Aug 9 15:39:26 2013
CVE page last modified: Thu Dec 7 13:06:11 2023