Trend Micro OfficeScan 11.0 SP1/XG access control

Summaryinfo

A vulnerability classified as critical has been found in Trend Micro OfficeScan 11.0 SP1/XG. Affected by this vulnerability is an unknown functionality. The manipulation leads to access control. This vulnerability is referenced as CVE-2018-10507. The attack can only be performed from a local environment. Furthermore, an exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Trend Micro OfficeScan 11.0 SP1/XG (Anti-Malware Software). This issue affects some unknown processing. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability in Trend Micro OfficeScan 11.0 SP1 and XG could allow a attacker to take a series of steps to bypass or render the OfficeScan Unauthorized Change Prevention inoperable on vulnerable installations. An attacker must already have administrator privileges in order to exploit this vulnerability.

The bug was discovered 06/08/2018. The weakness was published 06/12/2018 (Website). The advisory is shared at success.trendmicro.com. The identification of this vulnerability is CVE-2018-10507 since 04/27/2018. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The exploit is available at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 4 days. During that time the estimated underground price was around $0-$5k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 371047 (Trend Micro OfficeScan Multiple Vulnerabilities).

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

The vulnerability is also documented in the vulnerability database at Exploit-DB (44858). Similar entries are available at VDB-119300, VDB-119301, VDB-119302 and VDB-119303. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Anti-Malware Software

Vendor

• Trend Micro

Name

• OfficeScan

Version

• 11.0 SP1
• XG

License

• commercial

Website

• Vendor: https://www.trendmicro.com/

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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