Medium severity5.9NVD Advisory· Published Jan 31, 2017· Updated Jun 17, 2026
CVE-2016-6329
CVE-2016-6329
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
11- osv-coords9 versionspkg:rpm/suse/openvpn&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/openvpn&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/openvpn&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/openvpn&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-TERADATApkg:rpm/suse/openvpn&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/openvpn&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/openvpn&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2pkg:rpm/suse/openvpn&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/openvpn&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2
< 2.3.8-16.14.1+ 8 more
- (no CPE)range: < 2.3.8-16.14.1
- (no CPE)range: < 2.0.9-143.47.3.1
- (no CPE)range: < 2.0.9-143.47.3.1
- (no CPE)range: < 2.0.9-143.47.3.1
- (no CPE)range: < 2.0.9-143.47.3.1
- (no CPE)range: < 2.3.8-16.14.1
- (no CPE)range: < 2.3.8-16.14.1
- (no CPE)range: < 2.0.9-143.47.3.1
- (no CPE)range: < 2.3.8-16.14.1
Patches
Vulnerability mechanics
References
10- www-01.ibm.com/support/docview.wssnvdPermissions RequiredThird Party Advisory
- www-01.ibm.com/support/docview.wssnvdThird Party Advisory
- www-01.ibm.com/support/docview.wssnvdThird Party Advisory
- www.securityfocus.com/bid/92631nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1036695nvdThird Party AdvisoryVDB Entry
- community.openvpn.net/openvpn/wiki/SWEET32nvdVendor Advisory
- h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplaynvdThird Party Advisory
- security.gentoo.org/glsa/201611-02nvdThird Party Advisory
- sweet32.infonvdTechnical DescriptionThird Party Advisory
- cert-portal.siemens.com/productcert/pdf/ssa-556833.pdfnvd
News mentions
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