MEDIUM · 6.5

CVE-2020-3385

A vulnerability in the deep packet inspection (DPI) engine of Cisco SD-WAN vEdge Routers could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected s...

Vulnerability Description

A vulnerability in the deep packet inspection (DPI) engine of Cisco SD-WAN vEdge Routers could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected system. The vulnerability is due to insufficient handling of malformed packets. An attacker could exploit this vulnerability by sending crafted packets through an affected device. A successful exploit could allow the attacker to cause the device to reboot, resulting in a DoS condition.

CVSS Score

6.5

MEDIUM

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

Affected Products

VendorProductVersions
CiscoSd-Wan Firmware<= 18.3.0
CiscoVedge 5000-
CiscoVedge Cloud Router-

Related Weaknesses (CWE)

References

FAQ

What is CVE-2020-3385?

CVE-2020-3385 is a vulnerability with a CVSS score of 6.5 (MEDIUM). A vulnerability in the deep packet inspection (DPI) engine of Cisco SD-WAN vEdge Routers could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected s...

How severe is CVE-2020-3385?

CVE-2020-3385 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2020-3385?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco Sd-Wan Firmware, Cisco Vedge 5000, Cisco Vedge Cloud Router.