Cisco Smart Install Remote Code Execution(CVE-2018-0171)

Introduction Application: Cisco IOS, Cisco IOS-XE Vendor: Cisco Bugs: Stack-based buffer overflow CWE-20, CWE-121 Risk: Critical; AV:N/AC:L/Au:N/C:C/I:C/A:C 10.0 A stack-based buffer overflow vulnerability was found in Smart Install Client code. This vulnerability enables an attacker to remotely...

Cisco Smart Install - Crash (PoC)

smiibcinitdiscoveryBoF.py import socket import struct from optparse import OptionParser Parse the target options parser = OptionParser parser.addoption"-t", "--target", dest="target", help="Smart Install Client", default="192.168.1.1" parser.addoption"-p", "--port", dest="port", type="int",...

Cisco Smart Install - Crash (PoC)

Cisco Smart Install - Crash PoC smiibcinitdiscoveryBoF.py import socket import struct from optparse import OptionParser Parse the target options parser = OptionParser parser.addoption"-t", "--target", dest="target", help="Smart Install Client", default="192.168.1.1" parser.addoption"-p", "--port"...

Cisco IOS XE Software Smart Install Remote Code Execution Vulnerability

According to its self-reported version, the IOS XE is affected by one or more vulnerabilities. Please see the included Cisco BIDs and the Cisco Security Advisory for more information. TRUSTED...

Cisco IOS Software Smart Install Remote Code Execution Vulnerability

According to its self-reported version, the IOS is affected by one or more vulnerabilities. Please see the included Cisco BIDs and the Cisco Security Advisory for more information. TRUSTED...

CVE-2018-0171

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service DoS condition, or to execute arbitrary code on an affected device. The...

CVE-2018-0171

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service DoS condition, or to execute arbitrary code on an affected device. The...

Buffer overflow

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service DoS condition, or to execute arbitrary code on an affected device. The...

Input validation

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to improper validation of packet data. A...

CVE-2018-0156

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to improper validation of packet data. A...

CVE-2018-0156

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to improper validation of packet data. A...

CVE-2018-0171

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service DoS condition, or to execute arbitrary code on an affected device. The...

CVE-2018-0171

CVE-2018-0171 is a Cisco Smart Install remote code execution vulnerability in Cisco IOS/IOS XE where improper validation of packet data allows an unauthenticated, remote attacker to trigger a device reload (DoS) or execute arbitrary code by sending a crafted Smart Install message to TCP port 4786...

CVE-2018-0171

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service DoS condition, or to execute arbitrary code on an affected device. The...

CVE-2018-0156

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to improper validation of packet data. A...

CVE-2018-0156

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to improper validation of packet data. A...

CVE-2018-0156

CVE-2018-0156 concerns Cisco IOS/IOS XE Smart Install DoS. The vulnerability arises from improper validation of Smart Install packet data, allowing an unauthenticated, remote attacker to trigger a device reload via a crafted packet sent to TCP port 4786. Affected are Cisco devices configured as S...

Cisco Patches Two Critical RCE Bugs in IOS XE Software

Three critical vulnerabilities were patched by Cisco Systems on Wednesday, each tied to the company’s widely used internetworking operating system IOS XE. Two of the bugs are remote code execution vulnerabilities that could allow an attacker to take control over affected systems. The critical bug...

Cisco IOS and IOS XE Software Smart Install Denial of Service Vulnerability

A vulnerability in the Smart Install feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, remote attacker to trigger a reload of an affected device, resulting in a denial of service DoS condition. The vulnerability is due to improper validation of packet data. A...

Cisco IOS and IOS XE Software Smart Install Remote Code Execution Vulnerability

Update August 20, 2025: Cisco is aware of continued exploitation activity of the vulnerability that is described in this advisory and strongly recommends that customers assess their systems and upgrade to a fixed software release as soon as possible. A vulnerability in the Smart Install feature o...