CVE-2015-4200

Severity

78%

Complexity

99%

Confidentiality

115%

Memory leak in the IPv6-to-IPv4 functionality in Cisco IOS 15.3S in the Performance Routing Engine (PRE) module on UBR devices allows remote attackers to cause a denial of service (memory consumption) by triggering an error during CPE negotiation, aka Bug ID CSCug00885.

Memory leak in the IPv6-to-IPv4 functionality in Cisco IOS 15.3S in the Performance Routing Engine (PRE) module on UBR devices allows remote attackers to cause a denial of service (memory consumption) by triggering an error during CPE negotiation, aka Bug ID CSCug00885.

CVSS 2.0 Base Score 7.8. CVSS Attack Vector: network. CVSS Attack Complexity: low. CVSS Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:C).

Overview

Type

Cisco IOS

First reported 9 years ago

2015-06-23 12:59:00

Last updated 8 years ago

2016-12-28 18:02:00

Affected Software

Cisco IOS 15.3(3)s

15.3\(3\)s

Cisco IOS 15.3s

15.3s

References

20150622 Cisco IOS Software UBR Devices IPv6 to IPv4 Subsystem Denial of Service Vulnerability

Vendor Advisory

75254

Third Party Advisory, VDB Entry

1032692

Third Party Advisory, VDB Entry

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