CVE-2020-3375

CRITICAL

Cisco SD-WAN Solution Software - Buffer Overflow

Title source: llm
STIX 2.1

Description

A vulnerability in Cisco SD-WAN Solution Software could allow an unauthenticated, remote attacker to cause a buffer overflow on an affected device. The vulnerability is due to insufficient input validation. An attacker could exploit this vulnerability by sending crafted traffic to an affected device. A successful exploit could allow the attacker to gain access to information that they are not authorized to access, make changes to the system that they are not authorized to make, and execute commands on an affected system with privileges of the root user.

References (1)

Core 1
Core References

Scores

CVSS v3 9.8
EPSS 0.0199
EPSS Percentile 83.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-119 CWE-20
Status published
Products (2)
cisco/ios_xe_sd-wan < 16.9.0
cisco/sd-wan < 18.3.0
Published Jul 31, 2020
Tracked Since Feb 18, 2026