8.1

CVE-2017-0902

Exploit
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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Rubygems ≫ Rubygems Version <= 2.6.12
Debian ≫ Debian Linux Version8.0
Debian ≫ Debian Linux Version9.0
Canonical ≫ Ubuntu Linux Version14.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version16.04 SwEditionlts
Canonical ≫ Ubuntu Linux Version17.10
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 4.75% 0.907
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 8.1 2.2 5.9
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
nvd@nist.gov 6.8 8.6 6.4
AV:N/AC:M/Au:N/C:P/I:P/A:P
CWE-346 Origin Validation Error

The product does not properly verify that the source of data or communication is valid.

CWE-350 Reliance on Reverse DNS Resolution for a Security-Critical Action

The product performs reverse DNS resolution on an IP address to obtain the hostname and make a security decision, but it does not properly ensure that the IP address is truly associated with the hostname.

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