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CVE-2018-10199
CRITICAL
In versions of mruby up to and including 1.4.0, a use-after-free vulnerability exists in src/io.c::File#initilialize_copy(). An attacker that can cause Ruby code to be run can possibly use this to execute arbitrary code.
Published: Apr 18, 2018
Modified: Jun 17, 2026
CWE-416
CVSS Metrics
CVSSv3
Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
NONE
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Affected Products (1)
| Vendor | Product | Version |
|---|---|---|
| mruby | mruby | * |
GitHub Security Advisory GHSA-xpq9-m45f-g29q
In versions of mruby up to and including 1.4.0, a use-after-free vulnerability exists in src/io.c...
References (4)
Risk Scores
CVSS Score
9.8 / 10
EPSS Score
2.34%
Top 18% most likely to be exploited
Threat Score
39.9 / 100
Data Sources
NVD
EPSS
GitHub