CVE-2017-6796

medium
Published 2017-09-07 · Modified 2026-05-13
CVSS v3
6.7
CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v2
7.2
VIR risk
6.7

Description

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 inject and execute arbitrary commands 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 inject and execute arbitrary commands on the underlying operating system of an affected device. Cisco Bug IDs: CSCve48949.

Predictions

Exploit likelihood
66%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: psirt@cisco.com — https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170906-asr920-1

References

CWEs

CWE-78

Verify integrity in audit chain (admin only). AS-IS.