Google Chrome prior 71.0.3578.80 URL Formatter input validation

Summaryinfo

A vulnerability classified as critical has been found in Google Chrome. Impacted is an unknown function of the component URL Formatter. Performing a manipulation results in input validation. This vulnerability is known as CVE-2018-20070. Remote exploitation of the attack is possible. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Google Chrome (Web Browser). This affects some unknown processing of the component URL Formatter. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Incorrect handling of confusable characters in URL Formatter in Google Chrome prior to 71.0.3578.80 allowed a remote attacker to spoof the contents of the Omnibox (URL bar) via a crafted domain name.

The bug was discovered 12/04/2018. The weakness was published 01/09/2019 (Website). The advisory is shared at chromereleases.googleblog.com. This vulnerability is uniquely identified as CVE-2018-20070 since 12/11/2018. 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. 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 04/27/2020). 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 36 days. During that time the estimated underground price was around $25k-$100k.

Upgrading to version 71.0.3578.80 eliminates this vulnerability.

Similar entries are available at VDB-127833, VDB-127834, VDB-127835 and VDB-127836. 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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• 🔍

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• 🔍

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Entryinfo

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

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