OpenSSL gem for Ruby using inadequate encryption strength · CVE-2016-7798 · GitHub Advisory Database · GitHub

OpenSSL gem for Ruby using inadequate encryption strength

High severity GitHub Reviewed Published Oct 24, 2017 to the GitHub Advisory Database • Updated Jul 3, 2023

Package

openssl (RubyGems)

Affected versions

< 2.0.0

Patched versions

2.0.0

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.

References

Published to the GitHub Advisory Database Oct 24, 2017

Reviewed Jun 16, 2020

Last updated Jul 3, 2023

Severity

High

7.5

/ 10

CVSS base metrics

Attack vector

Network

Attack complexity

Low

Privileges required

None

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N