Heap-based buffer overflow in Ruby - CVE-2013-4164

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Main Vulnerability Database Vulnerabilities #VU32601

Heap-based buffer overflow in Ruby - CVE-2013-4164

Published: November 23, 2013 / Updated: July 29, 2020


Vulnerability identifier: #VU32601
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:A/U:Green
CVE-ID: CVE-2013-4164
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability: Public exploit is available
Vendor: Ruby
Affected software:
Ruby

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in Heap-based buffer overflow in Ruby 1.8, 1.9 before 1.9.3-p484, 2.0 before 2.0.0-p353, 2.1 before 2.1.0 preview2, and trunk before revision 43780. A remote attacker can use a string that is converted to a floating point value to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2013-4164

Update to version 2.1.0.

Sources