Multivendor Vulnerability Alert
Cisco IOS XR Software Malformed MPLS Packet Denial of Service Vulnerability
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AV:A/AC:L/Au:N/C:N/I:N/A:C/E:ND/RL:OF/RC:C
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Cisco IOS XR Software contains a vulnerability that could allow an unauthenticated, adjacent attacker to cause a denial of service condition. Updates are available.
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To exploit this vulnerability, an attacker must have access to the same broadcast or collision domain as the targeted device. This access requirement decreases the likelihood of a successful exploit. In addition, the targeted device must be configured to process MPLS packets, which may require the attacker to obtain additional knowledge about the device prior to an exploit attempt.
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Cisco has released a security notice at the following link: CVE-2014-3379
Customers are advised to consult Cisco bug ID CSCuq10466 for a complete list of affected product versions.
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Initial ReleaseShow Less
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The security vulnerability applies to the following combinations of products.
Primary Products Cisco Cisco IOS XR Software 5.1 (Base) | for Cisco Network Convergence System 6000 Series Routers (5.0.0, 5.0.1) Associated Products
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FIXED SOFTWARE INFORMATION AND LINKS PROVIDED BY SUPPLIERS AND VENDORS ARE FOR REFERENCE ONLY. USERS SHOULD CONTACT THEIR SUPPLIER OR VENDOR FOR UPDATED SOFTWARE.
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