Trend Micro Email Encryption Gateway 5.5 formRequestDomains Request sql injection

Summaryinfo

A vulnerability identified as critical has been detected in Trend Micro Email Encryption Gateway 5.5. This impacts the function formRequestDomains. The manipulation as part of Request leads to sql injection. This vulnerability is uniquely identified as CVE-2018-10356. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Trend Micro Email Encryption Gateway 5.5. This issue affects the function formRequestDomains. The manipulation as part of a Request leads to a sql injection vulnerability. Using CWE to declare the problem leads to CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A SQL injection remote code execution vulnerability in Trend Micro Email Encryption Gateway 5.5 could allow an attacker to execute arbitrary SQL statements on vulnerable installations due to a flaw in the formRequestDomains class. Authentication is required to exploit this vulnerability.

The bug was discovered 05/04/2018. The weakness was disclosed 05/23/2018 (Website). It is possible to read the advisory at success.trendmicro.com. The identification of this vulnerability is CVE-2018-10356 since 04/24/2018. The attack may be initiated remotely. A simple authentication is required for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 02/08/2020). The attack technique deployed by this issue is T1505 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 19 days. During that time the estimated underground price was around $5k-$25k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The entries VDB-114669, VDB-114663, VDB-114664 and VDB-114665 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

• Trend Micro

Name

• Email Encryption Gateway

Version

• 5.5

License

• commercial

Website

• Vendor: https://www.trendmicro.com/

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