private_address_check vulnerable to bypass of Resolv.getaddresses method

高 8.1CVE-2017-0904 · GHSA-hxhj-hp9m-qwc4 · 13/11/2017 公開 · 17/06/2026 更新

要点

CVE-2017-0904 は private_address_check, private address check (private address check project) に影響する深刻度「高」 (CVSS 8.1) の脆弱性です。
今後30日間に悪用される確率（EPSS）：2.4%（全脆弱性の 84.2% より高い）。
対処：0.4.0 以降に更新してください。

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
private_address_check RubyGems	`< 0.4.0`	`0.4.0`
private address check private_address_check_project	`< 0.4.0`	`0.4.0`

概要

The private_address_check ruby gem before 0.4.0 is vulnerable to a bypass due to use of Ruby's Resolv.getaddresses method, which is OS-dependent and should not be relied upon for security measures, such as when used to blacklist private network addresses to prevent server-side request forgery.

NVD の説明

The private_address_check ruby gem before 0.4.0 is vulnerable to a bypass due to use of Ruby's Resolv.getaddresses method, which is OS-dependent and should not be relied upon for security measures, such as when used to blacklist private network addresses to prevent server-side request forgery.