National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2017-7843 Detail

Current Description

When Private Browsing mode is used, it is possible for a web worker to write 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.

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.5 HIGH
Vector:  CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://www.securityfocus.com/bid/102039 Issue Tracking Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/102112 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1039954 Third Party Advisory VDB Entry
https://access.redhat.com/errata/RHSA-2017:3382 Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1410106 Exploit Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2017/12/msg00003.html Third Party Advisory
https://www.debian.org/security/2017/dsa-4062 Third Party Advisory
https://www.mozilla.org/security/advisories/mfsa2017-27/ Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2017-28/ Vendor Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-200 Information Exposure NIST  

Known Affected Software Configurations Switch to CPE 2.3

Configuration 1 ( hide )
 cpe:/o:debian:debian_linux:7.0
     Show Matching CPE(s)
 cpe:/o:debian:debian_linux:8.0
     Show Matching CPE(s)
 cpe:/o:debian:debian_linux:9.0
     Show Matching CPE(s)

Configuration 2 ( hide )
 cpe:/a:mozilla:firefox
     Show Matching CPE(s)
Up to (excluding)
57.0.1

Configuration 3 ( hide )
 cpe:/a:mozilla:firefox_esr
     Show Matching CPE(s)
Up to (excluding)
52.5.2

Configuration 4 ( hide )
 cpe:/o:redhat:enterprise_linux_desktop:6.0
     Show Matching CPE(s)
 cpe:/o:redhat:enterprise_linux_desktop:7.0
     Show Matching CPE(s)
 cpe:/o:redhat:enterprise_linux_server:6.0
     Show Matching CPE(s)
 cpe:/o:redhat:enterprise_linux_server:7.0
     Show Matching CPE(s)
 cpe:/o:redhat:enterprise_linux_server_aus:7.4
     Show Matching CPE(s)
 cpe:/o:redhat:enterprise_linux_server_eus:7.4
     Show Matching CPE(s)
 cpe:/o:redhat:enterprise_linux_server_eus:7.5
     Show Matching CPE(s)
 cpe:/o:redhat:enterprise_linux_workstation:6.0
     Show Matching CPE(s)
 cpe:/o:redhat:enterprise_linux_workstation:7.0
     Show Matching CPE(s)


Change History

2 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2017-7843
NVD Published Date:
06/11/2018
NVD Last Modified:
08/06/2018