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SuiteCRM 7.11.11 Second-Order PHP Object Injection

SuiteCRM 7.11.11 Second-Order PHP Object Injection
Posted Feb 13, 2020
Authored by EgiX | Site karmainsecurity.com

SuiteCRM versions 7.11.11 and below suffer from a second-order php object injection vulnerability.

tags | exploit, php
advisories | CVE-2020-8800
MD5 | ea4d3494a5be75e5e45932ce2189d4c2

SuiteCRM 7.11.11 Second-Order PHP Object Injection

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SuiteCRM <= 7.11.11 Second-Order PHP Object Injection Vulnerabilities
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[-] Software Link:

https://suitecrm.com/


[-] Affected Versions:

Version 7.11.11 and prior versions.


[-] Vulnerabilities Description:

1) The vulnerability exists because the
"EmailsControllerActionGetFromFields::getEmailSignatures()” method
is using the unserialize() function with the "account_signatures” user
preference, and such a value can be
arbitrarily manipulated by evil users through the EmailUIAjax interface.
This can be exploited to inject
arbitrary PHP objects into the application scope, allowing an attacker
to perform a variety of attacks,
such as executing arbitrary PHP code.

2) The vulnerability exists because the
"EmailsControllerActionGetFromFields::handleActionGetFromFields()”
method is using the unserialize() function with the "showFolders” user
preference, and such a value can be
arbitrarily manipulated by evil users through the EmailUIAjax interface.
This can be exploited to inject
arbitrary PHP objects into the application scope, allowing an attacker
to perform a variety of attacks,
such as executing arbitrary PHP code.


[-] Solution:

No official solution is currently available.


[-] Disclosure Timeline:

[19/09/2019] - Vendor notified
[20/09/2019] - Vendor acknowledgement
[12/11/2019] - Vendor contacted again asking for updates, no response
[20/01/2020] - Vendor notified about public disclosure intention, no
response
[07/02/2020] - CVE number assigned
[12/02/2020] - Public disclosure


[-] CVE Reference:

The Common Vulnerabilities and Exposures project (cve.mitre.org)
has assigned the name CVE-2020-8800 to these vulnerabilities.


[-] Credits:

Vulnerabilities discovered by Egidio Romano.


[-] Original Advisory:

http://karmainsecurity.com/KIS-2020-01



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