National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2016-5672 Detail

Current Description

Intel Crosswalk before 19.49.514.5, 20.x before 20.50.533.11, 21.x before 21.51.546.0, and 22.x before 22.51.549.0 interprets a user's acceptance of one invalid X.509 certificate to mean that all invalid X.509 certificates should be accepted without prompting, which makes it easier for man-in-the-middle attackers to spoof SSL servers and obtain sensitive information via a crafted certificate.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 8.1 HIGH
Vector: AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N (V3.0 legend)
Impact Score: 5.2
Exploitability Score: 2.8


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): None

CVSS v2.0 Severity and Metrics:

Base Score: 5.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:N) (V2 legend)
Impact Subscore: 4.9
Exploitability Subscore: 8.6


Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): None
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
Allows unauthorized modification

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://packetstormsecurity.com/files/138107/Intel-Crosswalk-Project-Man-In-The-Middle.html Third Party Advisory VDB Entry
http://www.kb.cert.org/vuls/id/217871 Third Party Advisory US Government Resource
http://www.securityfocus.com/archive/1/539051/100/0/threaded
http://www.securityfocus.com/bid/92199 Third Party Advisory VDB Entry
https://blogs.intel.com/evangelists/2016/07/28/crosswalk-security-vulnerability/ Vendor Advisory
https://crosswalk-project.org/jira/browse/XWALK-6986 Permissions Required Technical Description
https://lists.crosswalk-project.org/pipermail/crosswalk-help/2016-July/002167.html Vendor Advisory
https://wwws.nightwatchcybersecurity.com/2016/07/29/advisory-intel-crosswalk-ssl-prompt-issue Third Party Advisory

Technical Details

Vulnerability Type (View All)

  • Improper Input Validation (CWE-20)
  • Cryptographic Issues (CWE-310)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:intel:crosswalk:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
19.49.514.4


Change History

5 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-5672
NVD Published Date:
07/31/2016
NVD Last Modified:
10/09/2018