CVE-2016-3321

LOW

Microsoft Internet Explorer - Information Disclosure

Title source: rule

Description

Microsoft Internet Explorer 10 and 11 load different files for attempts to open a file:// URL depending on whether the file exists, which allows local users to enumerate files via vectors involving a file:// URL and an HTML5 sandbox iframe, aka "Internet Explorer Information Disclosure Vulnerability."

Exploits (1)

metasploit WORKING POC

rubypocwin

https://github.com/rapid7/metasploit-framework/blob/master/modules/auxiliary/gather/ie_sandbox_findfiles.rb

View Code ZIP pw:eip

References (6)

[Mailing List, Third Party Advisory] http://seclists.org/fulldisclosure/2016/Aug/44

[Third Party Advisory, VDB Entry] http://www.securitytracker.com/id/1036562

[Vendor Advisory] https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-095

[Third Party Advisory, VDB Entry] https://www.securify.nl/advisory/SFY20160301/internet_explorer_iframe_sandbox_local_file_name_disclosure_vulnerability.html

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/archive/1/539174/100/0/threaded

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/92291

Scores

CVSS v3 2.5

EPSS 0.2868

EPSS Percentile 96.6%

Attack Vector LOCAL

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

Details

CWE

CWE-200

Status published

Products (2)

microsoft/internet_explorer 10

microsoft/internet_explorer 11

Published Aug 09, 2016

Tracked Since Feb 18, 2026