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.
CVE-2017-6796
MEDIUMNVD 6.76.7—
EchelonGraph scoreMEDIUM confidence
Score 6.7 from GitHub Security Advisory (severity: HIGH) published 2022-05-13. NVD baseline CVSS 6.7; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.7
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 6.7Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 6.7
- EG Score
- 6.7(medium)
- EPSS
- 35.7%
- KEV
- Not listed
Published
September 7, 2017
Last Modified
May 13, 2026
References (6)
- psirt@ciscohttp://www.securityfocus.com/bid/100647
- psirt@ciscohttp://www.securitytracker.com/id/1039281
- psirt@ciscohttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170906-asr920-1
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/100647
- af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1039281
- af854a3a-2127-422b-91ae-364da2661108https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170906-asr920-1
Data Freshness Timeline
(refreshed 12× in last 7d / 45× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
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Frequently asked(5)
What is CVE-2017-6796?
CVE-2017-6796 is a medium vulnerability published on September 7, 2017. 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…
When was CVE-2017-6796 disclosed?
CVE-2017-6796 was first published in the National Vulnerability Database on September 7, 2017, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-6796 actively exploited?
CVE-2017-6796 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 35.7% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2017-6796?
CVE-2017-6796 has a CVSS v3 base score of 6.7 (NVD).
How do I remediate CVE-2017-6796?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-6796, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
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