CWE
20
Advisory Published
Updated

CVE-2017-6795: Input Validation

First published: Thu Sep 07 2017(Updated: )

A vulnerability in the USB-modem code of Cisco IOS XE Software running on Cisco ASR 920 Series Aggregation Services Routers could allow an authenticated, local attacker to overwrite arbitrary files on the underlying operating system of an affected device. The vulnerability is due to improper input validation of the platform usb modem command in the CLI of the affected software. An attacker could exploit this vulnerability by modifying the platform usb modem command in the CLI of an affected device. A successful exploit could allow the attacker to overwrite arbitrary files on the underlying operating system of an affected device. Cisco Bug IDs: CSCvf10783.

Credit: ykramarz@cisco.com

Affected SoftwareAffected VersionHow to fix
Cisco IOS XE
Cisco Asr-920-10sz-pd
Cisco Asr-920-12cz-a
Cisco Asr-920-12sz-im
Cisco Asr-920-24sz-im
Cisco Asr-920-24sz-m
Cisco Asr-920-24tz-m
Cisco Asr-920-4sz-d
Cisco Asr 920-12cz-d
Cisco Asr 920-4sz-a

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