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HIGH · 7.4

CVE-2020-3409

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 ...

Vulnerability 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.

CVSS Score

7.4

HIGH

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
CiscoIos15.2\(7\)e
CiscoIos Xe15.2\(7\)e
CiscoIe-4000-16Gt4G-E-
CiscoIe-4000-16T4G-E-
CiscoIe-4000-4Gc4Gp4G-E-
CiscoIe-4000-4Gs8Gp4G-E-
CiscoIe-4000-4S8P4G-E-
CiscoIe-4000-4T4P4G-E-
CiscoIe-4000-4Tc4G-E-
CiscoIe-4000-8Gs4G-E-
CiscoIe-4000-8Gt4G-E-
CiscoIe-4000-8Gt8Gp4G-E-
CiscoIe-4000-8S4G-E-
CiscoIe-4000-8T4G-E-
CiscoIe-3200-8P2S-E-
CiscoIe-3200-8T2S-E-
CiscoIe-3300-8P2S-A-
CiscoIe-3300-8P2S-E-
CiscoIe-3300-8T2S-A-
CiscoIe-3300-8T2S-E-

Related Weaknesses (CWE)

CWE-20CWE-400

References

FAQ

What is CVE-2020-3409?

CVE-2020-3409 is a vulnerability with a CVSS score of 7.4 (HIGH). 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 ...

How severe is CVE-2020-3409?

CVE-2020-3409 has been rated HIGH with a CVSS base score of 7.4/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-3409?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Ios, Cisco Ios Xe, Cisco Ie-4000-16Gt4G-E, Cisco Ie-4000-16T4G-E, Cisco Ie-4000-4Gc4Gp4G-E.