Known Exploited Vulnerabilities · CISA KEV Catalog

CVE-2017-12235: Cisco IOS Software for Cisco Industrial Ethernet Switches PROFINET Denial-of-Service Vulnerability

Summary: CVE-2017-12235 is a vulnerability in Cisco IOS's implementation of the PROFINET Discovery and Configuration Protocol (PN-DCP) that lets an unauthenticated, remote attacker cause an affected device to reload, resulting in a denial of service. It affects Cisco IOS software, and CISA set a remediation due date of 2022-03-24; known ransomware campaign use is listed as unknown.

Key Takeaway: An unauthenticated remote attacker can force a reload of Cisco industrial Ethernet switches running IOS, and CISA's remediation deadline for this flaw passed on 2022-03-24.

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Vulnerabilities & Patching
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CVE-2017-12235Cisco
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