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CVE
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CVE-2017-0901Date: (C)2017-09-01   (M)2018-09-27


RubyGems version 2.6.12 and earlier fails to validate specification names, allowing a maliciously crafted gem to potentially overwrite any file on the filesystem.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 7.5CVSS Score : 6.4
Exploit Score: 3.9Exploit Score: 10.0
Impact Score: 3.6Impact Score: 4.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: LOW
Privileges Required: NONEAuthentication: NONE
User Interaction: NONEConfidentiality: NONE
Scope: UNCHANGEDIntegrity: PARTIAL
Confidentiality: NONEAvailability: PARTIAL
Integrity: HIGH 
Availability: NONE 
  
Reference:
BID-100580
SECTRACK-1039249
EXPLOIT-DB-42611
DSA-3966
GLSA-201710-01
RHSA-2017:3485
RHSA-2018:0378
RHSA-2018:0583
RHSA-2018:0585
USN-3553-1
USN-3685-1
https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
http://blog.rubygems.org/2017/08/27/2.6.13-released.html
https://github.com/rubygems/rubygems/commit/ad5c0a53a86ca5b218c7976765c0365b91d22cb2
https://hackerone.com/reports/243156

CWE    1
CWE-20
OVAL    12
oval:org.secpod.oval:def:113615
oval:org.secpod.oval:def:1600779
oval:org.secpod.oval:def:113158
oval:org.secpod.oval:def:1600799
...

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