CVE-2016-4852 Information

Description

YoruFukurou (NightOwl) before 2.85 relies on support for emoji skin-tone modifiers even though this support is missing from the CoreText CTFramesetter API on OS X 10.9 which allows remote attackers to cause a denial of service (application crash) via a crafted emoji character sequence.

CVSS Vector

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

Reference

http://jvn.jp/en/jp/JVN94816361/995844/index.html http://jvn.jp/en/jp/JVN94816361/index.html http://jvndb.jvn.jp/jvndb/JVNDB-2016-000151 http://www.securityfocus.com/bid/92609

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5