CWE
119 20
Advisory Published

cisco-sa-sdbufof-h5f5VSeL: Cisco SD-WAN Solution Software Buffer Overflow Vulnerability

First published: Wed Jul 29 2020(Updated: )

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. Cisco has released software updates that address this vulnerability. There are no workarounds that address this vulnerability. This advisory is available at the following link:https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sdbufof-h5f5VSeL

Credit: by James Spadaro the Cisco Advanced Security Initiatives Group

Affected SoftwareAffected VersionHow to fix
Cisco SD-WAN Solution>=19.3.0<=20.1.0<20.1.1=19.2.0<19.2.3>=18.3.0<=18.4.0<18.4.5
20.1.1
19.2.3
18.4.5
Cisco SD-WAN vEdge, vBond, and vSmart Software Releases>=19.3.0<=20.1.0<20.1.1=19.2.0<19.2.3>=18.3.0<=18.4.0<18.4.5
20.1.1
19.2.3
18.4.5
Cisco IOS XE SD-WAN Software=17.2<17.2.1r>=16.9=16.10=16.11<=16.12<16.12.4
17.2.1r
16.12.4

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