CVE-2016-7798
HIGH 7.5EPSS 3.2%
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.
- CVSS v3.1 NVD
- 7.5 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - CVSS v2.0 NVD
- 5.0 MEDIUM
AV:N/AC:L/Au:N/C:P/I:N/A:N - EPSS
- 3.17% chance of exploitation in the next 30 days, 88th percentile
- Published
- 2017-01-30
- Updated
- 2024-08-06
Proof-of-concept exploits (1)
- ruby/openssl/issues/49276★ · 2026-10-13
Security advisories
- http://www.openwall.com/lists/oss-security/2016/09/19/9
- http://www.openwall.com/lists/oss-security/2016/09/30/6
- http://www.openwall.com/lists/oss-security/2016/10/01/2
- http://www.securityfocus.com/bid/93031
- https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
- https://www.debian.org/security/2017/dsa-3966
- advisories/GHSA-6h88-qjpv-p32m