Description
A vulnerability in the implementation of a protocol in Cisco Integrated Services Routers Generation 2 (ISR G2) Routers running Cisco IOS 15.0 through 15.6 could allow an unauthenticated, adjacent attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition. The vulnerability is due to a misclassification of Ethernet frames. An attacker could exploit this vulnerability by sending a crafted Ethernet frame to an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition. Cisco Bug IDs: CSCvc03809.
Published: 2017-09-28
Score: 6.5 Medium
EPSS: < 1% Very Low
KEV: Yes
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2017-3805 A vulnerability in the implementation of a protocol in Cisco Integrated Services Routers Generation 2 (ISR G2) Routers running Cisco IOS 15.0 through 15.6 could allow an unauthenticated, adjacent attacker to cause an affected device to reload, resulting in a denial of service (DoS) condition. The vulnerability is due to a misclassification of Ethernet frames. An attacker could exploit this vulnerability by sending a crafted Ethernet frame to an affected device. A successful exploit could allow the attacker to cause the affected device to reload, resulting in a DoS condition. Cisco Bug IDs: CSCvc03809.
History

Wed, 22 Oct 2025 00:15:00 +0000


Tue, 21 Oct 2025 20:30:00 +0000


Tue, 21 Oct 2025 19:30:00 +0000


Fri, 15 Nov 2024 18:15:00 +0000

Type Values Removed Values Added
Metrics kev

{'dateAdded': '2022-03-03'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'active', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Subscriptions

Cisco 1000 Integrated Services Router 1100-4g\/6g Integrated Services Router 1100-4g Integrated Services Router 1100-4gltegb Integrated Services Router 1100-4gltena Integrated Services Router 1100-8p Integrated Services Router 1100-lte Integrated Services Router 1100 Integrated Services Router 1101-4p Integrated Services Router 1101 Integrated Services Router 1109-2p Integrated Services Router 1109-4p Integrated Services Router 1109 Integrated Services Router 1111x-8p Integrated Services Router 1111x Integrated Services Router 111x Integrated Services Router 1120 Integrated Services Router 1131 Integrated Services Router 1160 Integrated Services Router 1801 Integrated Service Router 1802 Integrated Service Router 1803 Integrated Service Router 1811 Integrated Service Router 1812 Integrated Service Router 1841 Integrated Service Router 1861 Integrated Service Router 1905 Integrated Services Router 1906c Integrated Services Router 1921 Integrated Services Router 1941 Integrated Services Router 1941w Integrated Services Router 4000 Integrated Services Router 4221 Integrated Services Router 422 Integrated Services Router 4321\/k9-rf Integrated Services Router 4321\/k9-ws Integrated Services Router 4321\/k9 Integrated Services Router 4321 Integrated Services Router 4331\/k9-rf Integrated Services Router 4331\/k9-ws Integrated Services Router 4331\/k9 Integrated Services Router 4331 Integrated Services Router 4351\/k9-rf Integrated Services Router 4351\/k9-ws Integrated Services Router 4351\/k9 Integrated Services Router 4351 Integrated Services Router 4431 Integrated Services Router 44461 Integrated Services Router 4451-x Integrated Services Router 4451 Integrated Services Router 4461 Integrated Services Router 829 Industrial Integrated Services Router 829 Industrial Integrated Services Routers 829 Integrated Services Router 860vae-w Integrated Services Router 861 Integrated Services Router 861w Integrated Services Router 866vae Integrated Services Router 867 Integrated Services Router 867vae Integrated Services Router 871 Integrated Services Router 880-voice Integrated Services Router 880 3g Integrated Services Router 881-cube Integrated Services Router 881 3g Integrated Services Router 881 Integrated Services Router 881w Integrated Services Router 886 Integrated Services Router 886va-cube Integrated Services Router 886va-w Integrated Services Router 886va Integrated Services Router 886vag 3g Integrated Services Router 887 Integrated Services Router 887v Integrated Services Router 887va-cube Integrated Services Router 887va-w Integrated Services Router 887va Integrated Services Router 887vag 3g Integrated Services Router 887vam-w Integrated Services Router 887vamg 3g Integrated Services Router 888-cube Integrated Services Router 888 Integrated Services Router 888e-cube Integrated Services Router 888e Integrated Services Router 888eg 3g Integrated Services Router 888w Integrated Services Router 891-24x Integrated Services Router 891 Integrated Services Router 891w Integrated Services Router 892 Integrated Services Router 892f-cube Integrated Services Router 892w Integrated Services Router Asr 1000 Asr 1000-esp100 Asr 1000-esp100-x Asr 1000-esp200-x Asr 1000-x Asr 1000 Asr 1001 Asr 1001-hx Asr 1001-hx R Asr 1001-x Asr 1001-x R Asr 1002 Asr 1002-hx Asr 1002-hx R Asr 1002-x Asr 1002-x R Asr 1004 Asr 1006 Asr 1006-x Asr 1009-x Asr 1013 Asr 1023 Catalyst 8200 Catalyst 8300 Catalyst 8300-1n1s-4t2x Catalyst 8300-1n1s-6t Catalyst 8300-2n2s-4t2x Catalyst 8300-2n2s-6t Catalyst 8500 Catalyst 8500-4qc Catalyst 8500l Catalyst 8510csr Catalyst 8510msr Catalyst 8540csr Catalyst 8540msr Cloud Services Router 1000v Integrated Services Virtual Router Ios
cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published:

Updated: 2026-01-12T21:40:58.787Z

Reserved: 2017-08-03T00:00:00.000Z

Link: CVE-2017-12232

cve-icon Vulnrichment

Updated: 2024-08-05T18:28:16.692Z

cve-icon NVD

Status : Deferred

Published: 2017-09-29T01:34:48.780

Modified: 2026-01-12T22:15:59.793

Link: CVE-2017-12232

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses