Vulnerability identifier: #VU14639

Vulnerability risk: Low

CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-12381

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Mozilla Firefox
Client/Desktop applications / Web browsers

Vendor: Mozilla

Description

The vulnerability allows a remote attacker to bypass security restrictions on the target system.

The vulnerability exists due to an error when the message's mail columns are incorrectly interpreted as a URL. A remote unauthenticated attacker can drag and drop an Outlook email message into the browser and trigger a page navigation.

Mitigation
Update to version 62.0.

Vulnerable software versions

Mozilla Firefox: 60.0 - 61.0.2

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External links
http://www.mozilla.org/en-US/security/advisories/mfsa2018-20/

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.