CVEvulnerability
CVE-2016-7798
7.5 HIGH
Official page ↗
- Status
- Modified
- Published
- 2017-01-30
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 5.0 MEDIUM — AV:N/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-326
Description
The openssl gem for Ruby uses the same initialization vector (IV) in GCM Mode (aes-*-gcm) when the IV is set before the key, which makes it easier for context-dependent attackers to bypass the encryption protection mechanism.
Affected configurations
• ruby-lang openssl (< 2.0.0)
• debian debian linux 8.0
• debian debian linux 9.0
Related
Weakness · CWE (1)
- CWE-326 Inadequate Encryption Strength weakness
References
- http://www.openwall.com/lists/oss-security/2016/09/19/9 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/30/6 Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/01/2 Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/93031 Third Party Advisory, VDB Entry
- https://github.com/ruby/openssl/commit/8108e0a6db133f3375608303fdd2083eb5115062 Patch, Third Party Advisory
- https://github.com/ruby/openssl/issues/49 Exploit, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html Mailing List, Third Party Advisory
- https://www.debian.org/security/2017/dsa-3966 Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/19/9 Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/09/30/6 Mailing List, Patch, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/10/01/2 Mailing List, Third Party Advisory
- http://www.securityfocus.com/bid/93031 Third Party Advisory, VDB Entry
- https://github.com/ruby/openssl/commit/8108e0a6db133f3375608303fdd2083eb5115062 Patch, Third Party Advisory
- https://github.com/ruby/openssl/issues/49 Exploit, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html Mailing List, Third Party Advisory
- https://www.debian.org/security/2017/dsa-3966 Third Party Advisory