First published: Thu Jul 28 2016(Updated: )
Cisco Nexus 1000v Application Virtual Switch (AVS) devices before 5.2(1)SV3(1.5i) allow remote attackers to cause a denial of service (ESXi hypervisor crash and purple screen) via a crafted Cisco Discovery Protocol packet that triggers an out-of-bounds memory access, aka Bug ID CSCuw57985.
Credit: ykramarz@cisco.com
Affected Software | Affected Version | How to fix |
---|---|---|
Cisco NX-OS | =4.0\(4\)sv1\(1\) | |
Cisco NX-OS | =4.0\(4\)sv1\(2\) | |
Cisco NX-OS | =4.0\(4\)sv1\(3\) | |
Cisco NX-OS | =4.0\(4\)sv1\(3a\) | |
Cisco NX-OS | =4.0\(4\)sv1\(3b\) | |
Cisco NX-OS | =4.0\(4\)sv1\(3c\) | |
Cisco NX-OS | =4.0\(4\)sv1\(3d\) | |
Cisco NX-OS | =4.2\(1\)sv1\(4\) | |
Cisco NX-OS | =4.2\(1\)sv1\(4a\) | |
Cisco NX-OS | =4.2\(1\)sv1\(4b\) | |
Cisco NX-OS | =4.2\(1\)sv1\(5.1\) | |
Cisco NX-OS | =4.2\(1\)sv1\(5.1a\) | |
Cisco NX-OS | =4.2\(1\)sv1\(5.2\) | |
Cisco NX-OS | =4.2\(1\)sv1\(5.2b\) | |
Cisco NX-OS | =4.2\(1\)sv2\(1.1\) | |
Cisco NX-OS | =4.2\(1\)sv2\(1.1a\) | |
Cisco NX-OS | =4.2\(1\)sv2\(2.1\) | |
Cisco NX-OS | =4.2\(1\)sv2\(2.1a\) | |
Cisco NX-OS | =5.2\(1\)sv3\(1.1\) | |
Cisco NX-OS | =5.2\(1\)sv3\(1.3\) | |
Cisco NX-OS | =5.2\(1\)sv3\(1.4\) | |
Cisco Nexus 1000V for Hyper-V |
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The severity of CVE-2016-1465 is classified as high, leading to potential denial of service.
To resolve CVE-2016-1465, upgrade your Cisco Nexus 1000V devices to a version that is 5.2(1)SV3(1.5i) or later.
CVE-2016-1465 affects Cisco Nexus 1000V Application Virtual Switch devices running vulnerable versions of NX-OS.
CVE-2016-1465 is a remote denial-of-service vulnerability caused by out-of-bounds memory access.
Yes, CVE-2016-1465 can be exploited remotely by sending a crafted Cisco Discovery Protocol packet.