CVE-2017-0904

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CVSS 3.0

8.1 high

EPSS

2%p83

Published

Nov 13, 2017 (Nov 13, 2017)

Modified

Jun 17, 2026

Description

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.

Vendors: private address check project
Products: private address check
Weakness: CWE-242, CWE-755
Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (2.4%)

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