Summaryinfo

A vulnerability was found in Thomson Reuters UltraTax CS 2017 on Windows. It has been rated as critical. This impacts an unknown function of the component SMB Handler. Performing a manipulation results in information disclosure. This vulnerability is identified as CVE-2018-14607. The attack can only be performed from the local network. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, was found in Thomson Reuters UltraTax CS 2017 on Windows (version unknown). This affects an unknown function of the component SMB Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Thompson Reuters UltraTax CS 2017 on Windows, in a client/server configuration, transfers customer records and bank account numbers in cleartext over SMBv2, which allows attackers to (1) obtain sensitive information by sniffing the network or (2) conduct man-in-the-middle (MITM) attacks via unspecified vectors. The customer record transferred in cleartext contains: Client ID, Full Name, Spouse's Full Name, Social Security Number, Spouse's Social Security Number, Occupation, Spouse's Occupation, Daytime Phone, Home Phone, Tax Preparer, Federal and State Taxes to File, Bank Name, Bank Account Number, and possibly other sensitive information.

The bug was discovered 07/25/2018. The weakness was released 07/26/2018 (Website). The advisory is shared at corporateblue.com. This vulnerability is uniquely identified as CVE-2018-14607 since 07/26/2018. The exploitability is told to be difficult. The attack needs to approached within the local network. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 1 days. During that time the estimated underground price was around $0-$5k.

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

Entry connected to this vulnerability is available at VDB-122242. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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Vendor

• Thomson Reuters

Name

• UltraTax CS 2017

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• 🔍

CPE 2.2info

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

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