Trend Micro Apex One/OfficeScan/Worry-Free Business Security Management Console path traversal

Summaryinfo

A vulnerability marked as critical has been reported in Trend Micro Apex One, OfficeScan and Worry-Free Business Security. This vulnerability affects unknown code of the component Management Console. This manipulation causes path traversal. This vulnerability is handled as CVE-2019-9489. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in Trend Micro Apex One, OfficeScan and Worry-Free Business Security (Anti-Malware Software) (the affected version is unknown). It has been declared as critical. Affected by this vulnerability is an unknown code of the component Management Console. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A directory traversal vulnerability in Trend Micro Apex One, OfficeScan (versions XG and 11.0), and Worry-Free Business Security (versions 10.0, 9.5 and 9.0) could allow an attacker to modify arbitrary files on the affected product's management console.

The bug was discovered 04/03/2019. The weakness was released 04/05/2019 (Website). The advisory is shared at success.trendmicro.com. This vulnerability is known as CVE-2019-9489 since 03/01/2019. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 05/26/2020). MITRE ATT&CK project uses the attack technique T1006 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 2 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.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Anti-Malware Software

Vendor

• Trend Micro

Name

• Apex One
• OfficeScan
• Worry-Free Business Security

License

• commercial

Website

• Vendor: https://www.trendmicro.com/

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Entryinfo

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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