CVE-2017-7843

CVE Details

Release Date:

2018-06-11

Description

When Private Browsing mode is used, it is possible for a web worker towrite persistent data to IndexedDB and fingerprint a user uniquely. IndexedDB should not be available in Private Browsing mode and this stored data will persist across multiple private browsing mode sessions because it is not cleared when exiting. This vulnerability affects Firefox ESR < 52.5.2 and Firefox < 57.0.1.

See more information about CVE-2017-7843 from MITRE CVE dictionary and NIST NVD

CVSS v2.0 metrics

NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.

Base Score:	5	Base Metrics:	AV:N/AC:L/Au:N/C:P/I:N/A:N
Access Vector:	Network	Attack Complexity:	Low
Authentication:	None required	Confidentiality Impact:	Partial
Integrity Impact:	None	Availability Impact:	None

Errata information

Platform	Errata	Release Date
Oracle Linux version 6 (firefox)	ELSA-2017-3382	2017-12-05
Oracle Linux version 7 (firefox)	ELSA-2017-3382	2017-12-05

This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team