Google Chrome prior 85.0.4183.83 on Windows Command Line HTML Page privileges management

Summaryinfo

A vulnerability has been found in Google Chrome on Windows and classified as critical. This vulnerability affects unknown code of the component Command Line Handler. Performing a manipulation as part of HTML Page results in privileges management. This vulnerability was named CVE-2020-6567. The attack may be initiated remotely. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical has been found in Google Chrome on Windows (Web Browser). This affects an unknown part of the component Command Line Handler. The manipulation as part of a HTML Page leads to a privileges management vulnerability. CWE is classifying the issue as CWE-269. The product does not properly assign, modify, track, or check privileges for an actor, creating an unintended sphere of control for that actor. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Insufficient validation of untrusted input in command line handling in Google Chrome on Windows prior to 85.0.4183.83 allowed a remote attacker to bypass navigation restrictions via a crafted HTML page.

The weakness was presented 09/21/2020 (Website). It is possible to read the advisory at chromereleases.googleblog.com. This vulnerability is uniquely identified as CVE-2020-6567 since 01/08/2020. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/22/2020). It is expected to see the exploit prices for this product increasing in the near future.The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Upgrading to version 85.0.4183.83 eliminates this vulnerability.

See VDB-161694, VDB-161695, VDB-161696 and VDB-161697 for similar entries. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Web Browser

Vendor

• Google

Name

• Chrome

License

• free

Website

• Vendor: https://www.google.com/
• Product: https://www.google.com/chrome/

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