Microsoft Windows IExpress Archive File untrusted search path

Summaryinfo

A vulnerability was found in Microsoft Windows. It has been classified as problematic. Affected by this issue is some unknown functionality of the component IExpress. Performing a manipulation as part of Archive File results in untrusted search path. This vulnerability is identified as CVE-2018-0598. The attack is only possible with local access. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, was found in Microsoft Windows (Operating System) (unknown version). This affects an unknown code block of the component IExpress. The manipulation as part of a Archive File leads to a untrusted search path vulnerability. CWE is classifying the issue as CWE-426. The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product's direct control. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Untrusted search path vulnerability in Self-extracting archive files created by IExpress bundled with Microsoft Windows allows an attacker to gain privileges via a Trojan horse DLL in an unspecified directory.

The bug was discovered 05/17/2018. The weakness was released 06/26/2018 (Website). The advisory is shared at jvn.jp. This vulnerability is uniquely identified as CVE-2018-0598 since 11/27/2017. An attack has to be approached locally. The requirement for exploitation is a 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 02/22/2020). MITRE ATT&CK project uses the attack technique T1574 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 40 days. During that time the estimated underground price was around $25k-$100k.

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

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

Productinfo

Type

• Operating System

Vendor

• Microsoft

Name

• Windows

License

• commercial

Website

• Vendor: https://www.microsoft.com/
• Product: https://www.microsoft.com/en-us/windows

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