The Vigil@nce team watches public vulnerabilities impacting your computers, and then offers security solutions, a vigilance database and tools to fix them.

Vulnerability of Cisco IOS XR: denial of service via DHCPv6

Synthesis of the vulnerability 

An attacker can send a malicious DHCPv6 packet to Cisco IOS, in order to trigger a denial of service.
Vulnerable products: Cisco ASR, IOS XR Cisco.
Severity of this weakness: 2/4.
Creation date: 20/05/2014.
Références of this bulletin: CSCul80924, CVE-2014-3270, VIGILANCE-VUL-14772.

Description of the vulnerability 

An attacker can send a malicious DHCPv6 packet to Cisco IOS, in order to trigger a denial of service.
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This computer threat impacts software or systems such as Cisco ASR, IOS XR Cisco.

Our Vigil@nce team determined that the severity of this computer vulnerability alert is medium.

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

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

Solutions for this threat 

Cisco IOS XR: solution CSCul80924.
The solution CSCul80924 is available:
  https://tools.cisco.com/bugsearch/bug/CSCul80924
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Computer vulnerabilities tracking service 

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