CVE-2015-4199

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Published: 27/06/2015 Updated: 28/12/2016

CVSS v2 Base Score: 7.1 | Impact Score: 6.9 | Exploitability Score: 8.6

VMScore: 632

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:C

Race condition in the IPv6-to-IPv4 functionality in Cisco IOS 15.3S in the Performance Routing Engine (PRE) module on UBR devices allows remote malicious users to cause a denial of service (NULL pointer free and module crash) by triggering intermittent connectivity with many IPv6 CPE devices, aka Bug ID CSCug47366.

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cisco ios 15.3s

A vulnerability in the IPv6 to IPv4 subsystem of Cisco IOS Software could allow an unauthenticated, remote attacker to trigger a Performance Routing Engine (PRE) crash on a targeted system, resulting in a denial of service (DoS) condition The vulnerability is due to a race condition that may cause a NULL pointer to be freed An attacker could ex ...

CWE-362 http://tools.cisco.com/security/center/viewAlert.x?alertId=39423 http://www.securityfocus.com/bid/75335 http://www.securitytracker.com/id/1032692 https://nvd.nist.gov http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/Cisco-SA-20150622-CVE-2015-4199

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CVE-2015-4199

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