Remote Code Execution Vulnerability in Apple iOS and OS X
CVE-2016-4631

8.8HIGH

Key Information:

Vendor

Apple
Status
iPhone OS
TV OS
Mac Os X
Watch OS
Vendor
CVE Published:
22 July 2016

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2016-4631?

A vulnerability exists in ImageIO of Apple iOS, OS X, tvOS, and watchOS that can be exploited by crafting malicious TIFF files. This flaw allows remote attackers to execute arbitrary code or potentially lead to denial of service through memory corruption. Users running affected versions of these Apple products are urged to apply the latest updates to mitigate this risk.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

tiffdisabler
Created by hansnielsen

FuxiOS
Created by l3onkers

References

http://www.securitytracker.com/id/1036344
vdb-entryx_refsource_SECTRACK
http://lists.apple.com/archives/security-announce/2016/Ju...
vendor-advisoryx_refsource_APPLE
http://lists.apple.com/archives/security-announce/2016/Ju...
vendor-advisoryx_refsource_APPLE

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability Reserved

.
CVE-2016-4631 : Remote Code Execution Vulnerability in Apple iOS and OS X