Viber up to 10.6.x on Windows URI untrusted search path

Summaryinfo

A vulnerability, which was classified as critical, was found in Viber up to 10.6.x on Windows. Impacted is an unknown function of the component URI Handler. Executing a manipulation can lead to untrusted search path. The identification of this vulnerability is CVE-2019-12569. The attack may be launched remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Viber up to 10.6.x on Windows. It has been declared as critical. This vulnerability affects some unknown functionality of the component URI Handler. The manipulation with an unknown input leads to a untrusted search path vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

A vulnerability in Viber before 10.7.0 for Desktop (Windows) could allow an attacker to execute arbitrary commands on a targeted system. This vulnerability is due to unsafe search paths used by the application URI. An attacker could exploit this vulnerability by convincing a targeted user to follow a malicious link. Successful exploitation could cause the application to load libraries from the directory targeted by the URI link. The attacker could use this behavior to execute arbitrary commands on the system with the privileges of the targeted user, if the attacker can place a crafted library in a directory that is accessible to the vulnerable system.

The weakness was shared 06/03/2019. This vulnerability was named CVE-2019-12569 since 06/02/2019. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1574.

Upgrading to version 10.7.0 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Name

• Viber

Version

• 10.0
• 10.1
• 10.2
• 10.3
• 10.4
• 10.5
• 10.6

CPE 2.3info

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CPE 2.2info

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Once again VulDB remains the best source for vulnerability data.

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