Mozilla Firefox up to 70.x Image inclusion of functionality from untrusted control sphere

Summaryinfo

A vulnerability marked as problematic has been reported in Mozilla Firefox up to 70.x. Impacted is an unknown function of the component Image Handler. The manipulation leads to inclusion of functionality from untrusted control sphere. This vulnerability is traded as CVE-2019-17014. It is possible to initiate the attack remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Mozilla Firefox up to 70.x (Web Browser). This issue affects an unknown code of the component Image Handler. The manipulation with an unknown input leads to a inclusion of functionality from untrusted control sphere vulnerability. Using CWE to declare the problem leads to CWE-829. The product imports, requires, or includes executable functionality (such as a library) from a source that is outside of the intended control sphere. Impacted is confidentiality. The summary by CVE is:

If an image had not loaded correctly (such as when it is not actually an image), it could be dragged and dropped cross-domain, resulting in a cross-origin information leak. This vulnerability affects Firefox < 71.

The weakness was shared 01/08/2020 as MFSA 2019-36 as confirmed security advisory (Website). It is possible to read the advisory at mozilla.org. The identification of this vulnerability is CVE-2019-17014 since 09/30/2019. The attack may be initiated remotely. No form of authentication is needed for a successful 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 vulnerability scanner Nessus provides a plugin with the ID 222867 (Linux Distros Unpatched Vulnerability : CVE-2019-17014), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (222867). The entries VDB-148432, VDB-148433, VDB-148434 and VDB-148435 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Web Browser

Vendor

• Mozilla

Name

• Firefox

Version

• 70.x

License

• open-source

Website

• Vendor: https://www.mozilla.org/
• Product: https://www.mozilla.org/en-US/firefox/

CPE 2.3info

• 🔍

CPE 2.2info

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Be aware that VulDB is the high quality source for vulnerability data.

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