Modification of Information in Apple iOS

1) Modification of Information

EUVDB-ID: #VU1073

Risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2016-4679

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote authenticated user to modify information on the target system
The weakness exists due to improper path validation logic for symlinks and lets overwrite arbitrary files.
Successfull exploitation of the vulnerability results in modification of information on the vulnerable system.

Mitigation

Update to version 10.1.

Vulnerable software versions

Apple iOS: 9.0.0 - 10.0.1

External links

http://support.apple.com/en-us/HT207271

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.