CVE-2016-6329

NVD - CVE-2016-6329

CVE-2016-6329 Detail

Current 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.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  5.9 MEDIUM
Vector:  CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697 Permissions Required  Third Party Advisory 
http://www-01.ibm.com/support/docview.wss?uid=swg21991482 Third Party Advisory 
http://www-01.ibm.com/support/docview.wss?uid=swg21995039 Third Party Advisory 
http://www.securityfocus.com/bid/92631 Third Party Advisory  VDB Entry 
http://www.securitytracker.com/id/1036695 Third Party Advisory  VDB Entry 
https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf
https://community.openvpn.net/openvpn/wiki/SWEET32 Vendor Advisory 
https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403 Third Party Advisory 
https://security.gentoo.org/glsa/201611-02 Third Party Advisory 
https://sweet32.info/ Technical Description  Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-200 Exposure of Sensitive Information to an Unauthorized Actor cwe source acceptance level NIST  
CWE-310 Cryptographic Issues cwe source acceptance level NIST  

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Change History

3 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-6329
NVD Published Date:
01/31/2017
NVD Last Modified:
07/09/2019
Source:
MITRE