OpenSSL gem for Ruby using inadequate encryption strength

高 7.5CVE-2016-7798 · GHSA-6h88-qjpv-p32m · 30/01/2017 公開 · 17/06/2026 更新

パッケージ	影響を受けるバージョン	修正済みバージョン
openssl RubyGems	`< 2.0.0`	`2.0.0`
openssl ruby-lang	`< 2.0.0`	`2.0.0`

概要

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.

NVD の説明

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.

参考情報

nvd.nist.gov/vuln/detail/CVE-2016-7798 · ADVISORY
ruby/openssl · WEB
ruby/openssl commit 8108e0a · WEB
GitHub Advisory GHSA-6h88-qjpv-p32m · ADVISORY
ruby/openssl · PACKAGE
rubysec/ruby-advisory-db · WEB
lists.debian.org/debian-lts-announce/2018/07/msg00012.html · WEB
web.archive.org/web/20210121065227/https://www.securityfocus.com/bid/93031/info · WEB
debian.org/security/2017/dsa-3966 · WEB
openwall.com/lists/oss-security/2016/09/19/9 · WEB
openwall.com/lists/oss-security/2016/09/30/6 · WEB
openwall.com/lists/oss-security/2016/10/01/2 · WEB
securityfocus.com/bid/93031 · Third Party Advisory

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