CVE-2015-6383: Cisco IOS XE

High severity, CVSS 7.2. EPSS: 0.4% chance of exploitation in the next 30 days.

Cisco IOS XE 15.4(3)S on ASR 1000 devices improperly loads software packages, which allows local users to bypass license restrictions and obtain certain root privileges by using the CLI to enter crafted filenames, aka Bug ID CSCuv93130.

Affected products

• Cisco IOS XE: version 15.4(3)s only

Published 2015-12-03. Last modified 2026-06-17.