CVE-2020-3409

Cisco IOS and IOS XE Software PROFINET Denial of Service Vulnerability

State: Published
Severity: 7.4 High
Published: Sep 24, 2020
Updated: Nov 13, 2024
Reserved: Dec 12, 2019

Description

A vulnerability in the PROFINET feature of Cisco IOS Software and Cisco IOS XE Software could allow an unauthenticated, adjacent attacker to cause an affected device to crash and reload, resulting in a denial of service (DoS) condition on the device. The vulnerability is due to insufficient processing logic for crafted PROFINET packets that are sent to an affected device. An attacker could exploit this vulnerability by sending crafted PROFINET packets to an affected device for processing. A successful exploit could allow the attacker to cause the device to crash and reload, resulting in a DoS condition on the device.

Scores

CVSS	Score	Vector	Source
3.0	7.4 High	CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H	cisco

Weaknesses

CWE-20

Affected Products

Product	Versions
Cisco IOSCisco	n/aAffected

References

20200924 Cisco IOS and IOS XE Software PROFINET Denial of Service Vulnerabilityvendor-advisory

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