RubyGems CVE-2017-0903 Remote Code Execution Vulnerability

Bugtraq ID:	101275
Class:	Input Validation Error
CVE:	CVE-2017-0903
Remote:	Yes
Local:	No
Published:	Oct 11 2017 12:00AM
Updated:	Oct 11 2017 12:00AM
Credit:	Max Justicz.
Vulnerable:	RubyGems RubyGems 2.4.8 RubyGems RubyGems 2.4.7 RubyGems RubyGems 2.4.6 RubyGems RubyGems 2.4.5 RubyGems RubyGems 2.4.4 RubyGems RubyGems 2.4.3 RubyGems RubyGems 2.4.2 RubyGems RubyGems 2.4.1 RubyGems RubyGems 2.4 RubyGems RubyGems 2.2.5 RubyGems RubyGems 2.2.4 RubyGems RubyGems 2.2.3 RubyGems RubyGems 2.2.2 RubyGems RubyGems 2.2.1 RubyGems RubyGems 2.2 RubyGems RubyGems 2.0.17 RubyGems RubyGems 2.0.16 RubyGems RubyGems 2.0.15 RubyGems RubyGems 2.0.14 RubyGems RubyGems 2.0.13 RubyGems RubyGems 2.0.12 RubyGems RubyGems 2.0.11 RubyGems RubyGems 2.0.10 RubyGems RubyGems 2.0.7 RubyGems RubyGems 2.0.6 RubyGems RubyGems 2.0.5 RubyGems RubyGems 2.0.4 RubyGems RubyGems 2.0.3 RubyGems RubyGems 2.0.2 RubyGems RubyGems 2.0.1 RubyGems RubyGems 2.0 RubyGems RubyGems 2.6.13 RubyGems RubyGems 2.6.12 RubyGems RubyGems 2.1.4 RubyGems RubyGems 2.1.0 RubyGems RubyGems 2.0.9 RubyGems RubyGems 2.0.8
Not Vulnerable:	RubyGems RubyGems 2.6.14

RubyGems CVE-2017-0903 Remote Code Execution Vulnerability

RubyGems is prone to remote code-execution vulnerability.

An attacker can exploit this issue to execute arbitrary code within the context of the affected system.

RubyGems versions 2.0.0 through 2.6.13 are vulnerable.

RubyGems CVE-2017-0903 Remote Code Execution Vulnerability

Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

RubyGems CVE-2017-0903 Remote Code Execution Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

RubyGems CVE-2017-0903 Remote Code Execution Vulnerability

References:

• Rubygems Homepage (Rubygems)
  
• 2.6.14 Released (Rubygems)
  
• Unsafe Object Deserialization Vulnerability in RubyGems (RubyGems)
  
• Whitelist classes and symbols that are in Gem spec YAML (Github)