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CVE-2015-3649 — Vulnerability in open-uri-cached — CVE Details

HIGH

open-uri-cached Gem for Ruby Unsafe Temporary File Creation Enables Code Execution

Published May 13, 2022Updated February 20, 2024Source: osv

Summary

The open-uri-cached rubygem allows local users to execute arbitrary Ruby code by creating a directory under /tmp containing "openuri-" followed by a crafted UID, and putting Ruby code in said directory once a metafile is created.

Advisory Timeline

  • First published May 13, 2022 (1613 days ago).
  • Last revised February 20, 2024 — 648 days after initial publication.

Affected Packages (1)

Affects 1 ecosystem: rubygems (1).

PackageEcosystemAffectedFixed In
open-uri-cached
rubygems
0.0.1, 0.0.3, 0.0.4, 0.0.5 (+1 more)Range-based data available

Vulnerability Classification

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

  • CWE-20
    Improper Input ValidationMITRE

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 7.8 score means for each attack dimension.

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

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Frequently Asked Questions

What is CVE-2015-3649?
open-uri-cached Gem for Ruby Unsafe Temporary File Creation Enables Code Execution This vulnerability has been assigned a severity rating of HIGH (CVSS score: 7.8/10).
How do I check if my project is affected by CVE-2015-3649?
CVE-2015-3649 affects open-uri-cached. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2015-3649 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
7.8

High exploitability or significant impact. Prioritize remediation within days.

Also Known As

GHSA-7m2w-9gw7-c3xp

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  • CVE-2026-77601
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