CVE-2018-18494

Published: 11 December 2018

A same-origin policy violation allowing the theft of cross-origin URL entries when using the Javascript location property to cause a redirection to another site using performance.getEntries(). This is a same-origin policy violation and could allow for data theft. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.

Priority

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package	Release	Status
firefox Launchpad, Ubuntu, Debian	bionic	Released (64.0+build3-0ubuntu0.18.04.1)
	cosmic	Released (64.0+build3-0ubuntu0.18.10.1)
	trusty	Released (64.0+build3-0ubuntu0.14.04.1)
	upstream	Released (64.0)
	xenial	Released (64.0+build3-0ubuntu0.16.04.1)
thunderbird Launchpad, Ubuntu, Debian	bionic	Released (1:60.4.0+build2-0ubuntu0.18.04.1)
	cosmic	Released (1:60.4.0+build2-0ubuntu0.18.10.1)
	trusty	Released (1:60.4.0+build2-0ubuntu0.14.04.1)
	upstream	Released (60.4)
	xenial	Released (1:60.4.0+build2-0ubuntu0.16.04.1)

Severity score breakdown

Parameter	Value
Base score	6.5
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	None
Availability impact	None
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

References

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