CVE-2016-7798
Public on 2017-01-30
Modified on 2017-08-31
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.
Severity
Medium
CVSS v3 Base Score
See breakdown
Affected Packages
| Platform | Package | Release Date | Advisory | Status |
|---|---|---|---|---|
| Amazon Linux 1 | ruby23 | 2017-08-31 | ALAS-2017-880 | Fixed |
CVSS Scores
| Score Type | Score | Vector | |
|---|---|---|---|
| Amazon Linux | CVSSv2 | 4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N |
| Amazon Linux | CVSSv3 | 3.7 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N |
| NVD | CVSSv2 | 5.0 | AV:N/AC:L/Au:N/C:P/I:N/A:N |
| NVD | CVSSv3 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |