CVE-2020-26066 MEDIUM

CVE-2020-26066: Cisco SD-WAN vManage Software XML External Entity Vulnerability

Vendor Cisco
Product Cisco Catalyst SD-WAN Manager
Weakness CWE-611 · XXE
Published November 18, 2024
Last update November 18, 2024

CVSS base score

6.5/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality High
Integrity None

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:X/RL:X/RC:X

What the vulnerability does

01Description

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.

Key dates

02Disclosure timeline

November 18, 2024 CVE published
November 18, 2024 Record updated