CVE-2020-26066

Cisco SD-WAN vManage Software XML External Entity Vulnerability

Published Nov 18, 2024 CVSS 3.0 · 6.5 Medium EPSS < 1% KEV · Not listed

Description

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.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Cisco

Cisco Catalyst SD-WAN Manager

unknown

Version	Status	Constraints
`20.1.12`	affected	—
`19.2.1`	affected	—
`18.4.4`	affected	—
`18.4.5`	affected	—
`20.1.1.1`	affected	—
`20.1.1`	affected	—
`19.3.0`	affected	—
`19.2.2`	affected	—
`19.2.099`	affected	—
`18.3.6`	affected	—
`18.3.7`	affected	—
`19.2.0`	affected	—
`18.3.8`	affected	—
`19.0.0`	affected	—
`19.1.0`	affected	—
`18.4.302`	affected	—
`18.4.303`	affected	—
`19.2.097`	affected	—
`19.2.098`	affected	—
`17.2.10`	affected	—
`18.3.6.1`	affected	—
`19.0.1a`	affected	—
`18.2.0`	affected	—
`18.4.3`	affected	—
`18.4.1`	affected	—
`17.2.8`	affected	—
`18.3.3.1`	affected	—
`18.4.0`	affected	—
`18.3.1`	affected	—
`17.2.6`	affected	—
`17.2.9`	affected	—
`18.3.4`	affected	—
`17.2.5`	affected	—
`18.3.1.1`	affected	—
`18.3.5`	affected	—
`18.4.0.1`	affected	—
`18.3.3`	affected	—
`17.2.7`	affected	—
`17.2.4`	affected	—
`18.3.0`	affected	—
`19.2.3`	affected	—
`18.4.501_ES`	affected	—
`20.3.1`	affected	—
`19.2.929`	affected	—
`19.2.31`	affected	—

Configuration 1 [-]

OR	cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.4:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.5:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.6:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.7:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.8:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.9:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.10:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.2.0:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.0:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.1:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.1.1:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.3:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.3.1:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.4:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.5:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.6:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.6.1:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.7:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.8:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.0:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.0.1:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.1:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.3:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.4:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.5:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.302:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.303:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.501_es:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.0.0:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.0.1a:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.1.0:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.0:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.1:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.2:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.3:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.31:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.097:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.098:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.099:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.929:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.3.0:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.1:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.1.1:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.12:::::::*
	cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.3.1:::::::*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Advisories

Source	ID	Title
EUVD	EUVD-2020-18696	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.

Metrics

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v2

This CVE is not in the KEV list.

Exploit prediction score: < 1% (0.594% probability within 30 days)

Exploitation none

Automatable no

Technical Impact total

References

Link	Providers
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vmanx3-vrZbOqqD

History

Nov 18, 2024 6:15 PM First appearance in the feed. Affected versions updated. Affected vendors updated. Scoring metrics updated View changes

Type	Values Removed	Values Added
First Time appeared		Cisco Cisco catalyst Sd-wan Manager
CPEs		cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.10:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.4:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.5:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.6:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.7:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.8:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:17.2.9:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.2.0:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.0:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.1.1:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.1:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.3.1:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.3:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.4:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.5:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.6.1:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.6:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.7:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.3.8:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.0.1:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.0:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.1:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.302:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.303:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.3:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.4:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.501_es:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:18.4.5:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.0.0:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.0.1a:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.1.0:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.097:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.098:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.099:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.0:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.1:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.2:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.31:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.3:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.2.929:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:19.3.0:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.1.1:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.12:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.1.1:::::::* cpe:2.3:a:cisco:catalyst_sd-wan_manager:20.3.1:::::::*
Vendors & Products		Cisco Cisco catalyst Sd-wan Manager
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Nov 18, 2024 4:45 PM Description updated. Title updated. Weaknesses updated. Added references. Scoring metrics updated View changes

Type	Values Removed	Values Added
Description		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.
Title		Cisco SD-WAN vManage Software XML External Entity Vulnerability
Weaknesses		CWE-611
References		https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-vmanx3-vrZbOqqD
Metrics		cvssV3_0 `{'score': 6.5, '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'}`