CVE-2017-7843

N/A

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.

CVE Details

CVSS v3.1 ScoreN/A

Published6/11/2018

Last Modified11/25/2025

Sourcenvd

Honeypot Sightings0

Affected Products

debian:debian_linuxmozilla:firefoxredhat:enterprise_linux_desktopredhat:enterprise_linux_serverredhat:enterprise_linux_server_ausredhat:enterprise_linux_server_eusredhat:enterprise_linux_workstation

Weaknesses (CWE)

CWE-200

References

http://www.securityfocus.com/bid/102039(security@mozilla.org)

http://www.securityfocus.com/bid/102112(security@mozilla.org)

http://www.securitytracker.com/id/1039954(security@mozilla.org)

https://access.redhat.com/errata/RHSA-2017:3382(security@mozilla.org)

https://bugzilla.mozilla.org/show_bug.cgi?id=1410106(security@mozilla.org)

https://lists.debian.org/debian-lts-announce/2017/12/msg00003.html(security@mozilla.org)

https://www.debian.org/security/2017/dsa-4062(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2017-27/(security@mozilla.org)

https://www.mozilla.org/security/advisories/mfsa2017-28/(security@mozilla.org)

http://www.securityfocus.com/bid/102039(af854a3a-2127-422b-91ae-364da2661108)

http://www.securityfocus.com/bid/102112(af854a3a-2127-422b-91ae-364da2661108)

http://www.securitytracker.com/id/1039954(af854a3a-2127-422b-91ae-364da2661108)

https://access.redhat.com/errata/RHSA-2017:3382(af854a3a-2127-422b-91ae-364da2661108)

https://bugzilla.mozilla.org/show_bug.cgi?id=1410106(af854a3a-2127-422b-91ae-364da2661108)

https://lists.debian.org/debian-lts-announce/2017/12/msg00003.html(af854a3a-2127-422b-91ae-364da2661108)

https://www.debian.org/security/2017/dsa-4062(af854a3a-2127-422b-91ae-364da2661108)

https://www.mozilla.org/security/advisories/mfsa2017-27/(af854a3a-2127-422b-91ae-364da2661108)

https://www.mozilla.org/security/advisories/mfsa2017-28/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

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