CVE-2019-12657

Cisco IOS XE Software Unified Threat Defense Denial of Service Vulnerability

Published Sep 25, 2019 CVSS 3.1 · 7.5 High EPSS 2.0% KEV · Not listed
Description
A vulnerability in Unified Threat Defense (UTD) in Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to improper validation of IPv6 packets through the UTD feature. An attacker could exploit this vulnerability by sending IPv6 traffic through an affected device that is configured with UTD. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2019-4248 A vulnerability in Unified Threat Defense (UTD) in Cisco IOS XE Software could allow an unauthenticated, remote attacker to cause an affected device to reload. The vulnerability is due to improper validation of IPv6 packets through the UTD feature. An attacker could exploit this vulnerability by sending IPv6 traffic through an affected device that is configured with UTD. A successful exploit could allow the attacker to cause the device to reload, resulting in a denial of service (DoS) condition.
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Subscriptions

Cisco 4321 Integrated Services Router 4331 Integrated Services Router 4351 Integrated Services Router 4431 Integrated Services Router 4451-x Integrated Services Router Asr 1000 Asr 1001-hx Asr 1001-x Asr 1002-hx Asr 1002-x Catalyst 3650-12x48fd-e Catalyst 3650-12x48fd-l Catalyst 3650-12x48fd-s Catalyst 3650-12x48uq-e Catalyst 3650-12x48uq-l Catalyst 3650-12x48uq-s Catalyst 3650-12x48ur-e Catalyst 3650-12x48ur-l Catalyst 3650-12x48ur-s Catalyst 3650-12x48uz-e Catalyst 3650-12x48uz-l Catalyst 3650-12x48uz-s Catalyst 3650-24pd-e Catalyst 3650-24pd-l Catalyst 3650-24pd-s Catalyst 3650-24pdm-e Catalyst 3650-24pdm-l Catalyst 3650-24pdm-s Catalyst 3650-24ps-e Catalyst 3650-24ps-l Catalyst 3650-24ps-s Catalyst 3650-24td-e Catalyst 3650-24td-l Catalyst 3650-24td-s Catalyst 3650-24ts-e Catalyst 3650-24ts-l Catalyst 3650-24ts-s Catalyst 3650-48fd-e Catalyst 3650-48fd-l Catalyst 3650-48fd-s Catalyst 3650-48fq-e Catalyst 3650-48fq-l Catalyst 3650-48fq-s Catalyst 3650-48fqm-e Catalyst 3650-48fqm-l Catalyst 3650-48fqm-s Catalyst 3650-48fs-e Catalyst 3650-48fs-l Catalyst 3650-48fs-s Catalyst 3650-48pd-e Catalyst 3650-48pd-l Catalyst 3650-48pd-s Catalyst 3650-48pq-e Catalyst 3650-48pq-l Catalyst 3650-48pq-s Catalyst 3650-48ps-e Catalyst 3650-48ps-l Catalyst 3650-48ps-s Catalyst 3650-48td-e Catalyst 3650-48td-l Catalyst 3650-48td-s Catalyst 3650-48tq-e Catalyst 3650-48tq-l Catalyst 3650-48tq-s Catalyst 3650-48ts-e Catalyst 3650-48ts-l Catalyst 3650-48ts-s Catalyst 3650-8x24pd-e Catalyst 3650-8x24pd-l Catalyst 3650-8x24pd-s Catalyst 3650-8x24uq-e Catalyst 3650-8x24uq-l Catalyst 3650-8x24uq-s Catalyst 3850-12s-e Catalyst 3850-12s-s Catalyst 3850-12xs-e Catalyst 3850-12xs-s Catalyst 3850-16xs-e Catalyst 3850-16xs-s Catalyst 3850-24p-e Catalyst 3850-24p-l Catalyst 3850-24p-s Catalyst 3850-24s-e Catalyst 3850-24s-s Catalyst 3850-24t-e Catalyst 3850-24t-l Catalyst 3850-24t-s Catalyst 3850-24u-e Catalyst 3850-24u-l Catalyst 3850-24u-s Catalyst 3850-24xs-e Catalyst 3850-24xs-s Catalyst 3850-24xu-e Catalyst 3850-24xu-l Catalyst 3850-24xu-s Catalyst 3850-32xs-e Catalyst 3850-32xs-s Catalyst 3850-48f-e Catalyst 3850-48f-l Catalyst 3850-48f-s Catalyst 3850-48p-e Catalyst 3850-48p-l Catalyst 3850-48p-s Catalyst 3850-48t-e Catalyst 3850-48t-l Catalyst 3850-48t-s Catalyst 3850-48u-e Catalyst 3850-48u-l Catalyst 3850-48u-s Catalyst 3850-48xs-e Catalyst 3850-48xs-f-e Catalyst 3850-48xs-f-s Catalyst 3850-48xs-s Catalyst C3850-12x48u-e Catalyst C3850-12x48u-l Catalyst C3850-12x48u-s Cloud Services Router 1000v Ios Xe
Weaknesses

Sources

Status
PUBLISHED
Assigner
cisco
Published
Updated
Nov 19, 2024, 6:55 PM
Reserved
Jun 4, 2019, 12:00 AM
Status
Modified
Published
Sep 25, 2019, 9:15 PM
Modified
Jun 17, 2026, 2:15 AM