PT-2012-5525 · Cisco · Cisco Ios Xe

Published 2012-09-27 · Updated 2017-08-29 · CVE-2012-4622

Positive Technologies (AI Summary)

CVSS v2.0

7.1

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Cisco IOS XE version 03.02.00.XO.15.0(2)XO on Catalyst 4500E series switches with a Supervisor Engine 7L-E card installed

Description The issue allows remote attackers to cause a denial of service, resulting in a card reload, by sending malformed packets that trigger uncorrected ECC error messages.

Recommendations For Cisco IOS XE version 03.02.00.XO.15.0(2)XO, consider applying configuration changes to prevent the device from processing malformed packets, or temporarily restrict access to the network to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Weakness Enumeration

CWE-399

Related Identifiers

CVE-2012-4622

Affected Products

Cisco Ios Xe

References · 6

• http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20120926-ecc · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2012-4622 · Security Note
• http://securitytracker.com/id?1027573 · Note
• http://osvdb.org/85821 · Note
• http://securityfocus.com/bid/55701 · Note
• https://exchange.xforce.ibmcloud.com/vulnerabilities/78886 · Note