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WEBrick RCE Vulnerability

High severity GitHub Reviewed Published May 14, 2022 to the GitHub Advisory Database • Updated Jul 31, 2023

Package

bundler webrick (RubyGems)

Affected versions

< 1.4.0

Patched versions

1.4.0

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.

References

Published by the National Vulnerability Database Sep 19, 2017
Published to the GitHub Advisory Database May 14, 2022
Reviewed Jul 26, 2023
Last updated Jul 31, 2023

Severity

High
8.8
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
None
User interaction
Required
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weaknesses

CVE ID

CVE-2017-10784

GHSA ID

GHSA-369m-2gv6-mw28

Source code

Credits

Checking history
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