CVE-2017-10784
WEBrick RCE Vulnerability
8.8
HIGH
CVSS 3.1
EPSS 2.1%
Description
The Basic authentication code in WEBrick library in Ruby before 2.2.8, 2.3.x before 2.3.5, and 2.4.x through 2.4.1 allows remote attackers to inject terminal emulator escape sequences into its log and possibly execute arbitrary commands via a crafted user name.
How to fix CVE-2017-10784
To remediate CVE-2017-10784, upgrade the affected package to a fixed version below.
- Alpine/ruby—upgrade to 2.4.2-r0 or later
- —upgrade to 1.4.0 or later
Is CVE-2017-10784 being exploited?
Low — EPSS is 2.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.4.2-r0
- from 0, < 1.4.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |