PT-2017-1325 · Apple · Ios+4

Omer Medan · Published 2017-02-20 · Updated 2019-03-22 · CVE-2016-4679

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions iOS versions prior to 10.1 macOS versions prior to 10.12.1 tvOS versions prior to 10.0.1 watchOS versions prior to 3.1

Description The issue involves the libarchive component and is related to incorrect link resolution before file access. This allows a remote attacker to modify arbitrary files using a specially crafted archive containing a symlink. The estimated number of potentially affected devices worldwide is not specified.

Recommendations For iOS versions prior to 10.1, update to version 10.1 or later. For macOS versions prior to 10.12.1, update to version 10.12.1 or later. For tvOS versions prior to 10.0.1, update to version 10.0.1 or later. For watchOS versions prior to 3.1, update to version 3.1 or later.

Fix

Link Following

Weakness Enumeration

CWE-59

Related Identifiers

BDU:2017-00450

CVE-2016-4679

Affected Products

Ios

Libarchive

Apple Macos

Tvos

Watchos

References · 9

• https://support.apple.com/HT207275 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2016-4679 · Vendor Advisory
• https://support.apple.com/HT207270 · Vendor Advisory
• https://support.apple.com/HT207269 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2016-4679 · Security Note
• https://bdu.fstec.ru/vul/2017-00450 · Security Note
• https://support.apple.com/HT207271 · Vendor Advisory
• http://securitytracker.com/id/1037086 · Note
• http://securityfocus.com/bid/93849 · Note