CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
96.6%
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Application: Apple Quicktime
Platforms: Windows, OSX
Versions: before version 7.7.79.80.95
Author: Francis Provencher of COSIG
Website: http://www.protekresearchlab.com/
Twitter: @COSIG_ @protekresearch
CVE-2016-1769
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1) Introduction
2) Report Timeline
3) Technical details
4) POC
#####################################################################################
===============
1) Introduction
===============
QuickTime is an extensible multimedia framework developed by Apple Inc., capable of handling various formats of digital video, picture, sound, panoramic images, and interactivity. The classic version of QuickTime is available for Windows Vista and later, as well as Mac OS X Leopard and later operating systems. A more recent version, QuickTime X, is currently available on Mac OS X Snow Leopard and newer.
(https://en.wikipedia.org/wiki/QuickTime)
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============================
2) Report Timeline
============================
2016-01-07: Francis Provencher from COSIG report issue to Apple security team;
2016-01-13: Apple security team confirmed this issue;
2016-03-22: Apple fixed this issue;
https://support.apple.com/en-us/HT206167
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============================
3) Technical details
============================
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Apple QuickTime.
User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.
By providing a malformed PSD file, an attacker is able to create an out of bound read condition and execute code in the context of the current user or may allow access to sensitive memory space.
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===========
4) POC
===========
http://protekresearchlab.com/exploits/COSIG-2016-16.psd
https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/39635.zip
###############################################################################
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
96.6%