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CVE-2017-0902

HIGH

RubyGems has Origin Validation Error vulnerability

Published May 13, 2022Updated February 22, 2024Source: osv

Summary

RubyGems version 2.6.12 and earlier is vulnerable to a DNS hijacking vulnerability that allows a MITM attacker to force the RubyGems client to download and install gems from a server that the attacker controls.

Remediation

Upgrade to the fixed version using your package manager.

Bundler
Update rubygems-update to 2.6.13 or later
gem install rubygems-update -v 2.6.13

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

PackageEcosystemAffectedFixed In
rubygems-update
rubygems
0.8.10, 0.8.11, 0.8.3, 0.8.4 (+135 more)2.6.13

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 8.1 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Frequently Asked Questions

What is CVE-2017-0902?
RubyGems has Origin Validation Error vulnerability This vulnerability has been assigned a severity rating of HIGH (CVSS score: 8.1/10).
How do I check if my project is affected by CVE-2017-0902?
CVE-2017-0902 affects rubygems-update. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2017-0902 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
8.1

High exploitability or significant impact. Prioritize remediation within days.

Also Known As

GHSA-73w7-6w9g-gc8w

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