Junglewise Threat Intelligence

CVE-2017-12233: Cisco IOS Software Common Industrial Protocol Request Denial-of-Service Vulnerability

CVE-2017-12233 · Severity: critical · CVSS 7.5 · Exploited in the wild · Published 2022-03-03

Technologies: Cisco IOS, Cisco Ios Software, Cisco IOS XE. Vendors: Cisco.

Executive brief

A vulnerability in the Common Industrial Protocol (CIP) feature of Cisco IOS allows an unauthenticated, remote attacker to cause a denial of service. The issue stems from improper parsing of crafted CIP packets, which can trigger a device reload.

Affected products

  • Cisco IOS 12.4 through 15.6

Timeline

  • 2017-09-27: disclosed: Original Cisco advisory date
  • 2022-03-03: kev added: Added to CISA Known Exploited Vulnerabilities Catalog

Related threats