#VU37589 SQL injection in SugarCRM - CVE-2018-6308

Vulnerability identifier: #VU37589

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2018-6308

CWE-ID: CWE-89

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
SugarCRM
Web applications / CMS

Vendor: SugarCRM Inc.

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data passed via the track parameter to modulesCampaignsTracker.php and modulesCampaignsutils.php, the default_currency_name parameter to modulesConfiguratorcontroller.php and modulesCurrenciesCurrency.php, the duplicate parameter to modulesContactsShowDuplicates.php, the mergecur parameter to modulesCurrenciesindex.php and modulesOpportunitiesOpportunity.php, and the load_signed_id parameter to modulesDocumentsDocument.php. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation
Install update from vendor's website.

Vulnerable software versions

SugarCRM: 6.5.26

---

External links
https://www.defensecode.com/advisories/DC-2018-01-011_SugarCRM_Community_Edition_Advisory.pdf

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.