CVE-2020-3369
HIGHCisco SD-WAN vEdge Routers - Denial of Service via FTP Traffic Processing
Title source: llmDescription
A vulnerability in the deep packet inspection (DPI) engine of Cisco SD-WAN vEdge Routers could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device. The vulnerability is due to improper processing of FTP traffic. An attacker could exploit this vulnerability by sending crafted FTP packets through an affected device. A successful exploit could allow the attacker to make the device reboot continuously, causing a DoS condition.
References (1)
Core 1
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fpdos-hORBfd9f
Scores
CVSS v3
7.5
EPSS
0.0141
EPSS Percentile
69.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-118
Status
published
Products (5)
cisco/sd-wan_firmware
19.2.0
cisco/sd-wan_firmware
19.2.1
cisco/sd-wan_firmware
19.2.097
cisco/sd-wan_firmware
19.2.098
cisco/vedge_cloud_router
Published
Jul 16, 2020
Tracked Since
Feb 18, 2026