CVE-2014-2124
First published: Thu Mar 20 2014(Updated: )
Cisco IOS 15.1(2)SY3 and earlier, when used with Supervisor Engine 2T (aka Sup2T) on Catalyst 6500 devices, allows remote attackers to cause a denial of service (device crash) via crafted multicast packets, aka Bug ID CSCuf60783.
Credit: ykramarz@cisco.com psirt@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Cisco IOS | <=15.1\(2\)sy3 | |
| Cisco Catalyst 6500-E | ||
| All of | ||
| Cisco IOS | <=15.1\(2\)sy3 | |
| Cisco Catalyst 6500-E |
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Reference Links
- http://secunia.com/advisories/57515
- http://tools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-2124
- http://tools.cisco.com/security/center/viewAlert.x?alertId=33413
- http://www.securityfocus.com/bid/66301
- http://www.securitytracker.com/id/1029942
- https://exchange.xforce.ibmcloud.com/vulnerabilities/91904
Frequently Asked Questions
What is the severity of CVE-2014-2124?
CVE-2014-2124 has been classified as a high severity vulnerability due to its potential to cause a denial of service.
How do I fix CVE-2014-2124?
To fix CVE-2014-2124, upgrade to a Cisco IOS version later than 15.1(2)SY3.
Who is affected by CVE-2014-2124?
CVE-2014-2124 affects Cisco IOS 15.1(2)SY3 and earlier versions running on Cisco Catalyst 6500 devices with Supervisor Engine 2T.
What type of attack does CVE-2014-2124 involve?
CVE-2014-2124 involves remote attackers sending crafted multicast packets that can crash the device.
Is CVE-2014-2124 exploitable over the internet?
Yes, CVE-2014-2124 can be exploited remotely, which means it is a critical concern for internet-facing devices.
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