Guest

Preview Tool

Cisco Bug: CSCvu35990 - Cisco SD-WAN vManage Software XML External Entity Vulnerability

Last Modified

Oct 02, 2020

Products (1)

  • Cisco SD-WAN

Known Affected Releases

19.2.2

Description (partial)

Symptom:
A vulnerability in the web UI of Cisco SD-WAN vManage Software could allow an authenticated, remote attacker to gain read and write access to information that is stored on an affected system.

The vulnerability is due to improper handling of XML External Entity (XXE) entries when parsing certain XML files. An attacker could exploit this vulnerability by persuading a user to import a crafted XML file with malicious entries. A successful exploit could allow the attacker to read and write files within the affected application.

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://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vmanxml-Aj4GFEKd

Conditions:
At the time of publication, this vulnerability affected Cisco SD-WAN vManage Software releases 19.2.2 and earlier.
At the time of publication, Cisco SD-WAN vManage Software Release 19.2.3 contained the fix for this vulnerability.
Bug details contain sensitive information and therefore require a Cisco.com account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.