CVE-2017-2191 Privilege escalation in RW-5100 driver installer for Windows 7

High 7.8 Published Updated

An attacker can gain privileges via a Trojan horse DLL in the RW-5100 driver installer due to an untrusted search path vulnerability.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2017-2191?

CVE-2017-2191 is a high-severity vulnerability in Sharp Corporation RW-5100 driver installer for Windows 7, published on 9 Jun 2017. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

Untrusted search path vulnerability in RW-5100 driver installer for Windows 7 version 1.0.0.9 and RW-5100 driver installer for Windows 8.1 version 1.0.1.0 allows an attacker to gain privileges via a Trojan horse DLL in an unspecified directory.

Weakness: CWE-426

Which versions are affected by CVE-2017-2191?

It affects 2 products.

Products include Sharp Rw-5100 Driver Installer for Windows 7, Sharp Rw-5100 Driver Installer for Windows 8.1.

How do I fix CVE-2017-2191?

No fix has been published for CVE-2017-2191 yet. Limit exposure of the affected software until one is available.

Is CVE-2017-2191 being exploited?

There is no known exploitation of CVE-2017-2191 in the wild and no public exploit code.

Sources

Also known as GHSA-pcf6-23gc-wp7p.

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