National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-10784 Detail

Current 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.

Source:  MITRE      Last Modified:  09/19/2017      View Analysis Description

Quick Info

CVE Dictionary Entry:
CVE-2017-10784
Original release date:
09/19/2017
Last revised:
12/19/2017
Source:
US-CERT/NIST

Impact

CVSS Severity (version 3.0):
CVSS v3 Base Score:
8.8 High
Vector:
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H (legend)
Impact Score:
5.9
Exploitability Score:
2.8
CVSS Version 3 Metrics:
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
Required
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High
CVSS Severity (version 2.0):
CVSS v2 Base Score:
9.3 HIGH
Vector:
(AV:N/AC:M/Au:N/C:C/I:C/A:C) (legend)
Impact Subscore:
10.0
Exploitability Subscore:
8.6
CVSS Version 2 Metrics:
Access Vector:
Network exploitable - Victim must voluntarily interact with attack mechanism
Access Complexity:
Medium
Authentication:
Not required to exploit
Impact Type:
Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name
http://www.securityfocus.com/bid/100853 Third Party Advisory; VDB Entry External Source BID 100853
http://www.securitytracker.com/id/1039363 Third Party Advisory; VDB Entry External Source SECTRACK 1039363
https://access.redhat.com/errata/RHSA-2017:3485 External Source REDHAT RHSA-2017:3485
https://security.gentoo.org/glsa/201710-18 External Source GENTOO GLSA-201710-18
https://www.debian.org/security/2017/dsa-4031 External Source DEBIAN DSA-4031
https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-2-8-released/ Patch; Vendor Advisory External Source CONFIRM https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-2-8-released/
https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-3-5-released/ Patch; Vendor Advisory External Source CONFIRM https://www.ruby-lang.org/en/news/2017/09/14/ruby-2-3-5-released/
https://www.ruby-lang.org/en/news/2017/09/14/webrick-basic-auth-escape-sequence-injection-cve-2017-10784/ Vendor Advisory External Source CONFIRM https://www.ruby-lang.org/en/news/2017/09/14/webrick-basic-auth-escape-sequence-injection-cve-2017-10784/

Technical Details

Vulnerability Type (View All)

Change History 5 change records found - show changes