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Vulnerability Details 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 vulnerability is due to improper validation of packet data. An attacker could exploit this vulnerability by sending a crafted Smart Install message to an affected device on TCP port 4786. A successful exploit could allow the attacker to cause a buffer overflow on the affected device, which could have the following impacts: Triggering a reload of the device, Allowing the attacker to execute arbitrary code on the device, Causing an indefinite loop on the affected device that triggers a watchdog crash. Cisco Bug IDs: CSCvg76186.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.914
EPSS Ranking 99.6%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 10.0
Proposed Action
Cisco IOS and IOS XE Software improperly validates packet data, allowing an unauthenticated, remote attacker to trigger a reload of an affected device, cause a denial-of-service (DoS) condition, or perform code execution on the affected device.
Ransomware Campaign
Unknown
References
Products affected by CVE-2018-0171
  • Cisco » Ios » Version: 15.2(5)e
    cpe:2.3:o:cisco:ios:15.2(5)e


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