CVE-2016-5672 Information

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.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Reference

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

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

NONE

Base Severity

8.1