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Vulnerability of Cisco IOS XE: denial of service via PPPoE

Synthesis of the vulnerability 

An attacker can send a malicious PPPoE packet to Cisco IOS XE on ASR1000, in order to trigger a denial of service.
Vulnerable software: Cisco ASR, IOS XE Cisco.
Severity of this announce: 2/4.
Creation date: 26/05/2014.
Références of this computer vulnerability: CSCuo55180, CVE-2014-3284, VIGILANCE-VUL-14797.

Description of the vulnerability 

An attacker can send a malicious PPPoE packet to Cisco IOS XE on ASR1000, in order to trigger a denial of service.
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This cybersecurity alert impacts software or systems such as Cisco ASR, IOS XE Cisco.

Our Vigil@nce team determined that the severity of this weakness is medium.

The trust level is of type confirmed by the editor, with an origin of intranet client.

An attacker with a expert ability can exploit this security weakness.

Solutions for this threat 

Cisco IOS XE: solution CSCuo55180.
The solution CSCuo55180 is available:
  https://tools.cisco.com/bugsearch/bug/CSCuo55180
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Computer vulnerabilities tracking service 

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