CVE-2017-0901high
Description
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.
References
http://blog.rubygems.org/2017/08/27/2.6.13-released.html
http://www.securityfocus.com/bid/100580
http://www.securitytracker.com/id/1039249
https://access.redhat.com/errata/RHSA-2017:3485
https://access.redhat.com/errata/RHSA-2018:0378
https://access.redhat.com/errata/RHSA-2018:0583
https://access.redhat.com/errata/RHSA-2018:0585
https://github.com/rubygems/rubygems/commit/ad5c0a53a86ca5b218c7976765c0365b91d22cb2
https://hackerone.com/reports/243156
https://lists.debian.org/debian-lts-announce/2018/07/msg00012.html
https://security.gentoo.org/glsa/201710-01
https://usn.ubuntu.com/3553-1/
https://usn.ubuntu.com/3685-1/
Details
Source: MITRE
Published: 2017-08-31
Updated: 2019-10-09
Type: CWE-20
Risk Information
CVSS v2
Base Score: 6.4
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:P
Impact Score: 4.9
Exploitability Score: 10
Severity: MEDIUM
CVSS v3
Base Score: 7.5
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH