Description
Cisco IOS 15.1(4)M2 on Cisco 1800 ISR devices, when the ISDN Basic Rate Interface is enabled, allows remote attackers to cause a denial of service (device hang) by leveraging knowledge of the ISDN phone number to trigger an interrupt timer collision during entropy collection, leading to an invalid state of the hardware encryption module, aka Bug ID CSCul77897.
Published: 2014-08-28
Score: 5.4 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2014-3360 Cisco IOS 15.1(4)M2 on Cisco 1800 ISR devices, when the ISDN Basic Rate Interface is enabled, allows remote attackers to cause a denial of service (device hang) by leveraging knowledge of the ISDN phone number to trigger an interrupt timer collision during entropy collection, leading to an invalid state of the hardware encryption module, aka Bug ID CSCul77897.
History

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Subscriptions

Cisco 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 Ios
cve-icon MITRE

Status: PUBLISHED

Assigner: cisco

Published:

Updated: 2024-08-06T10:43:05.236Z

Reserved: 2014-05-07T00:00:00.000Z

Link: CVE-2014-3347

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2014-08-28T23:55:05.513

Modified: 2025-04-12T10:46:40.837

Link: CVE-2014-3347

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses