CVE-2017-0902
RubyGems has Origin Validation Error vulnerability
8.1
HIGH
CVSS 3.1
EPSS 5.0%
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.
How to fix CVE-2017-0902
To remediate CVE-2017-0902, upgrade the affected package to a fixed version below.
- Alpine/ruby—upgrade to 2.4.2-r0 or later
- —upgrade to 3.2.0~rc.1-1 or later
- —upgrade to 2.6.13 or later
Is CVE-2017-0902 being exploited?
Low — EPSS is 5.0%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 2.4.2-r0
- from 0, < 3.2.0~rc.1-1
- from 0, < 2.6.13
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |