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Rewterz Threat Advisory –CVE-2018-0171 – Cisco IOS and Cisco IOS XE Smart Install Vulnerability

Severity

High

Analysis Summary

CVE-2018-0171

Cisco IOS and Cisco IOS XE are vulnerable to a buffer overflow, caused by improper bounds checking by the Smart Install feature. By sending a specially crafted Smart Install message to an affected device on TCP port 4786, a remote attacker could overflow a buffer and execute arbitrary code on the system or cause the application to crash.

Impact

  • Buffer Overflow

Indicators Of Compromise

CVE

  • CVE-2018-0171

Affected Vendors

Cisco

Affected Products

  • Cisco IOS 12.2
  • Cisco IOS XE 16.1.1

Remediation

Refer to Cisco Security Advisory for patch, upgrade or suggested workaround information.

Cisco Security Advisory