Dell SonicWALL Global Management System (GMS) 8.1 Adobe Flex SOP Bypass

2016-12-2900:00:00

Gjoko Krstic

zeroscience.mk

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

AI Score

6.3

Confidence

High

EPSS

0.036

Percentile

91.6%

JSON

Title: Dell SonicWALL Global Management System (GMS) 8.1 Adobe Flex SOP Bypass
Advisory ID: ZSL-2016-5390
Type: Local/Remote
Impact: Cross-Site Scripting
Risk: (3/5)
Release Date: 29.12.2016

Summary

Provide your organization, distributed enterprise or managed service offering with an intuitive, powerful way to rapidly deploy and centrally manage SonicWall solutions, with SonicWall GMS. Get more value from your firewall, secure remote access, anti-spam, and backup and recovery solutions with enhanced network security monitoring and robust network security reporting. By deploying GMS in an enterprise, you can minimize administrative overhead by streamlining security appliance deployment and policy management.

Description

Dell SonicWALL GMS versions 8.1 and below are compiled with a vulnerable version of Adobe Flex SDK allowing for same-origin request forgery and cross-site content hijacking.

Vendor

Dell Inc. - <https://www.sonicwall.com/products/sonicwall-gms/>

Affected Version

8.1
8.0 SP1 Build 8048.1410
Flow Server Virtual Appliance

Tested On

SonicWALL
MySQL/5.0.96-community-nt
Apache-Coyote/1.1
Apache Tomcat 6.0.41

Vendor Status

[26.01.2016] Vulnerabilities discovered.
[29.01.2016] Vendor contacted.
[29.01.2016] Vendor responds asking more details providing PGP keys.
[29.01.2016] Sent details to the vendor.
[29.01.2016] Vendor confirms receipt of the issues forwarding to engineering team.
[12.02.2016] Asked vendor for status update.
[12.02.2016] Vendor confirms the issues scheduling a patch release.
[23.02.2016] Asked vendor for status update.
[24.02.2016] Vendor replied.
[19.04.2016] Asked vendor for status update.
[20.04.2016] Vendor informs one of the issues is in remediation stage, remaining ones still under review.
[22.04.2016] Working with the vendor.
[02.12.2016] Vendor releases patch in GMS 8.2 to address these issues.
[29.12.2016] Coordinated public security advisory released.

PoC

sonicwall_sop.txt

Credits

Vulnerability discovered by Gjoko Krstic - <[email protected]>

References

[1] <https://support.sonicwall.com/product-notification/215257?productName=SonicWALL GMS>
[2] <https://vulners.com/cve/CVE-2011-2461>
[3] <https://www.adobe.com/support/security/bulletins/apsb11-25.html>
[4] <https://github.com/ikkisoft/ParrotNG>
[5] <http://blog.nibblesec.org/2015/03/the-old-is-new-again-cve-2011-2461-is.html>
[6] <https://packetstormsecurity.com/files/140302>
[7] <https://cxsecurity.com/issue/WLB-2016120167>
[8] <https://exchange.xforce.ibmcloud.com/vulnerabilities/120215>

Changelog

[29.12.2016] - Initial release
[02.01.2017] - Added reference [6] and [7]
[29.01.2017] - Added reference [8]

Contact

Zero Science Lab

Web: <http://www.zeroscience.mk>
e-mail: [email protected]

<html><body><p>Dell SonicWALL Global Management System GMS 8.1 Adobe Flex SOP Bypass


Vendor: Dell Inc.
Product web page: https://www.sonicwall.com/products/sonicwall-gms/
Affected version: 8.1
                  8.0 SP1 Build 8048.1410
                  Flow Server Virtual Appliance

Fixed in: 8.2 (VR-2016-01-C1F)

Summary: Provide your organization, distributed enterprise or managed
service offering with an intuitive, powerful way to rapidly deploy and
centrally manage SonicWall solutions, with SonicWall GMS. Get more value
from your firewall, secure remote access, anti-spam, and backup and recovery
solutions with enhanced network security monitoring and robust network
security reporting. By deploying GMS in an enterprise, you can minimize
administrative overhead by streamlining security appliance deployment
and policy management.

Desc: Dell SonicWALL GMS versions 8.1 and below are compiled with
a vulnerable version of Adobe Flex SDK allowing for same-origin
request forgery and cross-site content hijacking.

Tested on: SonicWALL
           MySQL/5.0.96-community-nt
           Apache-Coyote/1.1
           Apache Tomcat 6.0.41


Vulnerability discovered by Gjoko 'LiquidWorm' Krstic
                            @zeroscience


Advisory ID: ZSL-2016-5390
Advisory URL: http://www.zeroscience.mk/en/vulnerabilities/ZSL-2016-5390.php

Vendor: https://support.sonicwall.com/product-notification/215257?productName=SonicWALL%20GMS
CVE ID: CVE-2011-2461
CVE URL: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-2461
Adobe: https://www.adobe.com/support/security/bulletins/apsb11-25.html
Tool: https://github.com/ikkisoft/ParrotNG - Adobe Flex resourceModuleURLs SOP Bypass (CVE-2011-2461)
Blog: http://blog.nibblesec.org/2015/03/the-old-is-new-again-cve-2011-2461-is.html


26.01.2016

--


GET http://127.0.0.1/sgms/flex/sonictoday/SonicToday.swf HTTP/1.1

C:\Users\zslab\Desktop&gt;java -jar parrotng_v0.2.jar SonicToday.swf
:: ParrotNG v0.2 ::

[*] Analyzing C:\Users\zslab\Desktop\SonicToday.swf
[*] Flex application detected
[*] It contains ModuleInfo::load
[*] It was compiled with an old SDK version
[*] It was not patched
[*]=&gt; VULNERABLE!

GET http://127.0.0.1/sgms/flex/ng/VPNG.swf HTTP/1.1

C:\Users\zslab\Desktop&gt;java -jar parrotng_v0.2.jar VPNG.swf
:: ParrotNG v0.2 ::

[*] Analyzing C:\Users\zslab\Desktop\VPNG.swf
[*] Flex application detected
[*] It contains ModuleInfo::load
[*] It was compiled with an old SDK version
[*] It was not patched
[*]=&gt; VULNERABLE!
</p></body></html>