CVE-2017-0902

Summary

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.

Affected Software

Weaknesses

• CWE-350: Reliance on Reverse DNS Resolution for a Security-Critical Action (CWE-350)

ADP Enrichment

CVE Program Container

Additional References

• https://usn.ubuntu.com/3685-1/
• https://usn.ubuntu.com/3553-1/
• https://access.redhat.com/errata/RHSA-2018:0585
• https://www.debian.org/security/2017/dsa-3966
• https://access.redhat.com/errata/RHSA-2018:0378
• http://www.securitytracker.com/id/1039249
• https://access.redhat.com/errata/RHSA-2017:3485
• https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
• https://access.redhat.com/errata/RHSA-2018:0583
• https://security.gentoo.org/glsa/201710-01
• http://www.securityfocus.com/bid/100586
• https://github.com/rubygems/rubygems/commit/8d91516fb7037ecfb27622f605dc40245e0f8d32
• https://hackerone.com/reports/218088
• http://blog.rubygems.org/2017/08/27/2.6.13-released.html

References

• https://usn.ubuntu.com/3685-1/
• https://usn.ubuntu.com/3553-1/
• https://access.redhat.com/errata/RHSA-2018:0585
• https://www.debian.org/security/2017/dsa-3966
• https://access.redhat.com/errata/RHSA-2018:0378
• http://www.securitytracker.com/id/1039249
• https://access.redhat.com/errata/RHSA-2017:3485
• https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
• https://access.redhat.com/errata/RHSA-2018:0583
• https://security.gentoo.org/glsa/201710-01
• http://www.securityfocus.com/bid/100586
• https://github.com/rubygems/rubygems/commit/8d91516fb7037ecfb27622f605dc40245e0f8d32
• https://hackerone.com/reports/218088
• http://blog.rubygems.org/2017/08/27/2.6.13-released.html

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