Google Chrome prior 69.0.3497.92 Omnibox HTML Page input validation

Summaryinfo

A vulnerability was found in Google Chrome. It has been classified as critical. This affects an unknown function of the component Omnibox. This manipulation as part of HTML Page causes input validation. This vulnerability is tracked as CVE-2018-17459. The attack is possible to be carried out remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Google Chrome (Web Browser). Affected by this vulnerability is an unknown code block of the component Omnibox. The manipulation as part of a HTML Page leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Incorrect handling of clicks in the omnibox in Navigation in Google Chrome prior to 69.0.3497.92 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via a crafted HTML page.

The bug was discovered 09/11/2018. The weakness was disclosed 01/09/2019 (Website). The advisory is shared at access.redhat.com. This vulnerability is known as CVE-2018-17459 since 09/25/2018. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. 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 06/23/2023). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability was handled as a non-public zero-day exploit for at least 15 days. During that time the estimated underground price was around $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 117784 (RHEL 6 : chromium-browser (RHSA-2018:2818)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Red Hat Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 236981 (Red Hat Update for chromium-browser (RHSA-2018:2818)).

Upgrading to version 69.0.3497.92 eliminates this vulnerability. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (117784). The entry VDB-128916 is pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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

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