A vulnerability was found in Google Chrome on MacOS (Web Browser) and classified as critical. This issue affects some unknown processing of the component Developer Tools. The manipulation as part of a String leads to a input validation vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Insufficient data validation in developer tools in Google Chrome on OS X prior to 74.0.3729.108 allowed a local attacker to execute arbitrary code via a crafted string copied to clipboard.

The bug was discovered 04/23/2019. The weakness was presented 06/27/2019 (Website). It is possible to read the advisory at seclists.org. The identification of this vulnerability is CVE-2019-5819 since 01/09/2019. Attacking locally is a requirement. Required for exploitation is a simple authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/09/2023). 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 65 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 74.0.3729.108 eliminates this vulnerability.

See 136990, 136991, 136992 and 136993 for similar entries.

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Type

• Web Browser

Vendor

• Google

Name

• Chrome

License

• free

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