Vulnerability Monitor

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CVE-2015-4200

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.

Published

2015-06-23T12:59:00.100

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 7.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

10.0

Impact Score

6.9

Weaknesses

Type: Primary
CWE-399

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	cisco	ios	15.3\(3\)s	Yes
Operating System	cisco	ios	15.3s	Yes

References

http://tools.cisco.com/security/center/viewAlert.x?alertId=39424 Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/75254 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1032692 Third Party Advisory, VDB Entry ([email protected])
http://tools.cisco.com/security/center/viewAlert.x?alertId=39424 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/75254 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1032692 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)