CVE-2016-6329
At a glance
- Source
- NVD
- EPSS
- EPSS 5.94 % · percentile 93 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- redhat
- NVD status
- Modified
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.
Weaknesses (CWE)
References
- https://sweet32.info/
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05369403
- http://www.securitytracker.com/id/1036695
- http://www-01.ibm.com/support/docview.wss?uid=swg21995039
- http://www-01.ibm.com/support/docview.wss?uid=swg21991482
- https://security.gentoo.org/glsa/201611-02
- https://community.openvpn.net/openvpn/wiki/SWEET32
- http://www-01.ibm.com/support/docview.wss?uid=nas8N1021697
- http://www.securityfocus.com/bid/92631
- https://cert-portal.siemens.com/productcert/pdf/ssa-556833.pdf
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.0 | MEDIUM 5.9 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N | NVD · nvd@nist.gov (Primary) |
| CVSS 2.0 | MEDIUM 4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N | NVD · nvd@nist.gov (Primary) |
European references
- ENISA EUVD · EUVD-2016-7256
- GCVE · GCVE-0-2016-6329
CERT-FR advisories
- CERTFR-2019-AVI-311 — Multiples vulnérabilités dans les produits Siemens · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:openvpn:openvpn:*:*:*:*:*:*:*:*≤ 2.3.14
Affected products
| Product | Versions |
|---|---|
| affected n/a |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |