CVE-2017-5209: Libimobiledevice Libplist

Critical severity, CVSS 9.1. EPSS: 2.9% chance of exploitation in the next 30 days.

The base64decode function in base64.c in libimobiledevice libplist through 1.12 allows attackers to obtain sensitive information from process memory or cause a denial of service (buffer over-read) via split encoded Apple Property List data.

Affected products

• Libimobiledevice Libplist: up to and including 1.12

Published 2017-01-11. Last modified 2026-06-17.