CVE-2024-20496
MEDIUMCisco SD-WAN vEdge Cloud - Unauthenticated Denial of Service via Malformed UDP Packet
Title source: llmDescription
A vulnerability in the UDP packet validation code of Cisco SD-WAN vEdge Software could allow an unauthenticated, adjacent attacker to cause a denial of service (DoS) condition on an affected system. This vulnerability is due to incorrect handling of a specific type of malformed UDP packet. An attacker in a machine-in-the-middle position could exploit this vulnerability by sending crafted UDP packets to an affected device. A successful exploit could allow the attacker to cause the device to reboot, resulting in a DoS condition on the affected system.
References (1)
Core 1
Core References
Scores
CVSS v3
6.1
EPSS
0.0006
EPSS Percentile
17.6%
Attack Vector
ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-787
Status
published
Products (50)
Cisco/Cisco SD-WAN vEdge Cloud
18.2.0
Cisco/Cisco SD-WAN vEdge Cloud
18.3.0
Cisco/Cisco SD-WAN vEdge Cloud
18.3.1
Cisco/Cisco SD-WAN vEdge Cloud
18.3.3
Cisco/Cisco SD-WAN vEdge Cloud
18.3.4
Cisco/Cisco SD-WAN vEdge Cloud
18.3.5
Cisco/Cisco SD-WAN vEdge Cloud
18.3.6
Cisco/Cisco SD-WAN vEdge Cloud
18.3.7
Cisco/Cisco SD-WAN vEdge Cloud
18.3.8
Cisco/Cisco SD-WAN vEdge Cloud
18.4.0
... and 40 more
Published
Sep 25, 2024
Tracked Since
Feb 18, 2026