CVE-2014-3347

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.

Risk Information

Base Score
5.9
MODERATE
Vector
AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.381

Associated Vulnerability

VulnerabilityOS Platform
Cisco 1800 Series ISR ISDN Basic Rate Interface Denial of Service Vulnerability For Cisco IOSNCM
CVE-2014-3347NCM

Patch Details

Click to see the patches provided by ManageEngine for this CVE
Patch IDPatch Description
PATCH-1706090Security Update for Cisco IOS Amsterdam-17.2.1r

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234