CVE-2019-11761

CVE Details

Release Date:	2020-01-08
Impact:	None	What is this?

Description

By using a form with a data URI it was possible to gain access to the privileged JSONView object that had been cloned into content. Impact from exposing this object appears to be minimal, however it was a bypass of existing defense in depth mechanisms. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.

See more information about CVE-2019-11761 from MITRE CVE dictionary and NIST NVD

NOTE: The following CVSS metrics and score provided are preliminary and subject to review.

CVSS v3 metrics

Base Score:	5.4
Vector String:	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Version:	3.0
Attack Vector:	Network
Attack Complexity:	Low
Privileges Required:	None
User Interaction:	Required
Scope:	Unchanged
Confidentiality Impact:	Low
Integrity Impact:	Low
Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (firefox)	ELSA-2019-3281	2020-07-07
Oracle Linux version 7 (firefox)	ELSA-2019-3193	2019-10-23
Oracle Linux version 7 (thunderbird)	ELSA-2019-3210	2019-10-29
Oracle Linux version 8 (firefox)	ELSA-2019-3196	2019-10-24
Oracle Linux version 8 (thunderbird)	ELSA-2019-3237	2019-10-30