CVE-2017-0901

MEDIUM

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/

https://www.debian.org/security/2017/dsa-3966

https://www.exploit-db.com/exploits/42611/

Details

Source: MITRE

Published: 2017-08-31

Updated: 2019-05-13

Type: CWE-20

Risk Information

CVSS v2.0

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 v3.0

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