CVE-2017-0902

8.1 HIGH
Published: August 31, 2017 Modified: May 13, 2026
View on NVD

Description

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://blog.rubygems.org/2017/08/27/2.6.13-released.html
Source: support@hackerone.com
Patch Vendor Advisory
http://www.securityfocus.com/bid/100586
Source: support@hackerone.com
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1039249
Source: support@hackerone.com
Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:3485
Source: support@hackerone.com
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0378
Source: support@hackerone.com
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0583
Source: support@hackerone.com
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0585
Source: support@hackerone.com
Third Party Advisory
https://github.com/rubygems/rubygems/commit/8d91516fb7037ecfb27622f605dc40245e0f8d32
Source: support@hackerone.com
Exploit Patch Third Party Advisory
https://hackerone.com/reports/218088
Source: support@hackerone.com
Exploit Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
Source: support@hackerone.com
Mailing List Third Party Advisory
https://security.gentoo.org/glsa/201710-01
Source: support@hackerone.com
Third Party Advisory
https://usn.ubuntu.com/3553-1/
Source: support@hackerone.com
Third Party Advisory
https://usn.ubuntu.com/3685-1/
Source: support@hackerone.com
Third Party Advisory
https://www.debian.org/security/2017/dsa-3966
Source: support@hackerone.com
Third Party Advisory
http://blog.rubygems.org/2017/08/27/2.6.13-released.html
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
http://www.securityfocus.com/bid/100586
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1039249
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:3485
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0378
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0583
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://access.redhat.com/errata/RHSA-2018:0585
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://github.com/rubygems/rubygems/commit/8d91516fb7037ecfb27622f605dc40245e0f8d32
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Patch Third Party Advisory
https://hackerone.com/reports/218088
Source: af854a3a-2127-422b-91ae-364da2661108
Exploit Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://security.gentoo.org/glsa/201710-01
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://usn.ubuntu.com/3553-1/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://usn.ubuntu.com/3685-1/
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://www.debian.org/security/2017/dsa-3966
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

28 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.1 / 10.0
EPSS (Exploit Probability)
4.8%
91th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

Affected Vendors

canonical rubygems debian redhat