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CVE-2017-0901

HIGH

RubyGems may allow a maliciously crafted gem to overwrite files

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

Summary

RubyGems versions 2.6.12 and earlier fail to validate specification names, allowing a maliciously crafted gem to potentially overwrite any file on the filesystem.

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.

  • CWE-20
    Improper Input ValidationMITRE
  • CWE-22
    Path TraversalMITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 7.5 score means for each attack dimension.

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

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

References

Frequently Asked Questions

What is CVE-2017-0901?
RubyGems may allow a maliciously crafted gem to overwrite files This vulnerability has been assigned a severity rating of HIGH (CVSS score: 7.5/10).
How do I check if my project is affected by CVE-2017-0901?
CVE-2017-0901 affects rubygems-update. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2017-0901 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
7.5

High exploitability or significant impact. Prioritize remediation within days.

Also Known As

GHSA-pm9x-4392-2c2p

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