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CVE
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CVE-2017-0902Date: (C)2017-09-01   (M)2018-06-05


RubyGems version 2.6.12 and earlier is vulnerable to a DNS hijacking vulnerability that allows a MITM attacker to force the RubyGems client to download and install gems from a server that the attacker controls.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 8.1CVSS Score : 6.8
Exploit Score: 2.2Exploit Score: 8.6
Impact Score: 5.9Impact Score: 6.4
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: HIGHAccess Complexity: MEDIUM
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: PARTIAL
Scope: UNCHANGEDIntegrity: PARTIAL
Confidentiality: HIGHAvailability: PARTIAL
Integrity: HIGH 
Availability: HIGH 
  
Reference:
BID-100586
SECTRACK-1039249
DSA-3966
GLSA-201710-01
RHSA-2017:3485
RHSA-2018:0378
RHSA-2018:0583
RHSA-2018:0585
USN-3553-1
http://blog.rubygems.org/2017/08/27/2.6.13-released.html
https://github.com/rubygems/rubygems/commit/8d91516fb7037ecfb27622f605dc40245e0f8d32
https://hackerone.com/reports/218088

CWE    1
CWE-284
OVAL    9
oval:org.secpod.oval:def:113615
oval:org.secpod.oval:def:502236
oval:org.secpod.oval:def:603090
oval:org.secpod.oval:def:204761
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