| CVE-2014-3347 | Date: (C)2014-09-01 (M)2023-12-22 |
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.
CVSS Score and Metrics +CVSS Score and Metrics -| CVSS V2 Severity: |
| CVSS Score : 5.4 |
| Exploit Score: 4.9 |
| Impact Score: 6.9 |
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| CVSS V2 Metrics: |
| Access Vector: NETWORK |
| Access Complexity: HIGH |
| Authentication: NONE |
| Confidentiality: NONE |
| Integrity: NONE |
| Availability: COMPLETE |
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