CVE-2017-5456

critical
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

A mechanism to bypass file system access protections in the sandbox using the file system request constructor through an IPC message. This allows for read and write access to the local file system. This vulnerability affects Firefox ESR < 52.1 and Firefox < 53.

References

http://www.securityfocus.com/bid/97940

http://www.securitytracker.com/id/1038320

https://access.redhat.com/errata/RHSA-2017:1106

https://bugzilla.mozilla.org/show_bug.cgi?id=1344415

https://www.mozilla.org/security/advisories/mfsa2017-10/

https://www.mozilla.org/security/advisories/mfsa2017-12/

Details

Source: MITRE

Published: 2018-06-11

Updated: 2019-10-03

Type: CWE-732

Risk Information

CVSS v2

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Impact Score: 5.9

Exploitability Score: 3.9

Severity: CRITICAL

Tenable Plugins

View all (17 total)

IDNameProductFamilySeverity
102694SUSE SLES11 Security Update : MozillaFirefox, MozillaFirefox-branding-SLED, firefox-gcc5, mozilla-nss (SUSE-SU-2017:2235-1)NessusSuSE Local Security Checks
critical
101457Virtuozzo 7 : firefox (VZLSA-2017-1106)NessusVirtuozzo Local Security Checks
critical
101055SUSE SLED12 / SLES12 Security Update : MozillaFirefox, MozillaFirefox-branding-SLE (SUSE-SU-2017:1669-1)NessusSuSE Local Security Checks
critical
100688EulerOS 2.0 SP2 : firefox (EulerOS-SA-2017-1093)NessusHuawei Local Security Checks
critical
100687EulerOS 2.0 SP1 : firefox (EulerOS-SA-2017-1092)NessusHuawei Local Security Checks
critical
100153Ubuntu 14.04 LTS / 16.04 LTS / 16.10 / 17.04 : firefox regression (USN-3260-2)NessusUbuntu Local Security Checks
critical
99632Mozilla Firefox < 53 Multiple VulnerabilitiesNessusWindows
critical
99631Mozilla Firefox ESR 52.x < 52.1 Multiple VulnerabilitiesNessusWindows
critical
99629Mozilla Firefox < 53 Multiple Vulnerabilities (macOS)NessusMacOS X Local Security Checks
critical
99628Mozilla Firefox ESR < 52.1 Multiple Vulnerabilities (macOS)NessusMacOS X Local Security Checks
critical
99626Ubuntu 14.04 LTS / 16.04 LTS / 16.10 / 17.04 : firefox vulnerabilities (USN-3260-1)NessusUbuntu Local Security Checks
critical
99619Scientific Linux Security Update : firefox on SL7.x x86_64 (20170420)NessusScientific Linux Local Security Checks
critical
99572RHEL 7 : firefox (RHSA-2017:1106)NessusRed Hat Local Security Checks
critical
99565Oracle Linux 7 : firefox (ELSA-2017-1106)NessusOracle Linux Local Security Checks
critical
99539CentOS 7 : firefox (CESA-2017:1106)NessusCentOS Local Security Checks
critical
700065Mozilla Firefox < 53 Multiple VulnerabilitiesNessus Network MonitorWeb Clients
high
99496FreeBSD : mozilla -- multiple vulnerabilities (5e0a038a-ca30-416d-a2f5-38cbf5e7df33)NessusFreeBSD Local Security Checks
critical