CVE-2018-12387

MEDIUM

Description

A vulnerability where the JavaScript JIT compiler inlines Array.prototype.push with multiple arguments that results in the stack pointer being off by 8 bytes after a bailout. This leaks a memory address to the calling function which can be used as part of an exploit inside the sandboxed content process. This vulnerability affects Firefox ESR < 60.2.2 and Firefox < 62.0.3.

References

http://www.securityfocus.com/bid/105460

http://www.securitytracker.com/id/1041770

https://access.redhat.com/errata/RHSA-2018:2881

https://access.redhat.com/errata/RHSA-2018:2884

https://bugzilla.mozilla.org/show_bug.cgi?id=1493903

https://security.gentoo.org/glsa/201810-01

https://usn.ubuntu.com/3778-1/

https://www.debian.org/security/2018/dsa-4310

https://www.mozilla.org/security/advisories/mfsa2018-24/

Details

Source: MITRE

Published: 2018-10-18

Updated: 2018-12-06

Type: CWE-20

Risk Information

CVSS v2.0

Base Score: 6.4

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

Impact Score: 4.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3.0

Base Score: 9.1

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

Impact Score: 5.2

Exploitability Score: 3.9

Severity: CRITICAL

Tenable Plugins

View all (26 total)

IDNameProductFamilySeverity
127404NewStart CGSL MAIN 4.05 : firefox Multiple Vulnerabilities (NS-SA-2019-0141)NessusNewStart CGSL Local Security Checks
high
127198NewStart CGSL CORE 5.04 / MAIN 5.04 : firefox Multiple Vulnerabilities (NS-SA-2019-0032)NessusNewStart CGSL Local Security Checks
high
123327openSUSE Security Update : Mozilla Firefox (openSUSE-2019-763)NessusSuSE Local Security Checks
medium
700409Mozilla Firefox < 62.0.3 Multiple VulnerabilitiesNessus Network MonitorWeb Clients
high
120146SUSE SLED15 / SLES15 Security Update : MozillaFirefox (SUSE-SU-2018:3476-1)NessusSuSE Local Security Checks
medium
119451SUSE SLED12 / SLES12 Security Update : MozillaFirefox, MozillaFirefox-branding-SLE, llvm4, mozilla-nspr, mozilla-nss, apache2-mod_nss (SUSE-SU-2018:3591-2)NessusSuSE Local Security Checks
high
118761EulerOS 2.0 SP3 : firefox (EulerOS-SA-2018-1367)NessusHuawei Local Security Checks
medium
118742EulerOS 2.0 SP2 : firefox (EulerOS-SA-2018-1359)NessusHuawei Local Security Checks
high
118590SUSE SLED12 / SLES12 Security Update : MozillaFirefox, MozillaFirefox-branding-SLE, llvm4, mozilla-nspr, mozilla-nss, apache2-mod_nss (SUSE-SU-2018:3591-1)NessusSuSE Local Security Checks
high
118031Scientific Linux Security Update : firefox on SL7.x x86_64 (20181008)NessusScientific Linux Local Security Checks
medium
118020CentOS 7 : firefox (CESA-2018:2884)NessusCentOS Local Security Checks
medium
118019CentOS 6 : firefox (CESA-2018:2881)NessusCentOS Local Security Checks
medium
117973Scientific Linux Security Update : firefox on SL6.x i386/x86_64 (20181008)NessusScientific Linux Local Security Checks
medium
117972RHEL 7 : firefox (RHSA-2018:2884)NessusRed Hat Local Security Checks
medium
117971RHEL 6 : firefox (RHSA-2018:2881)NessusRed Hat Local Security Checks
medium
117970Oracle Linux 7 : firefox (ELSA-2018-2884)NessusOracle Linux Local Security Checks
medium
117928openSUSE Security Update : Mozilla Firefox (openSUSE-2018-1097)NessusSuSE Local Security Checks
medium
117921Mozilla Firefox < 62.0.3 Multiple VulnerabilitiesNessusWindows
medium
117920Mozilla Firefox ESR < 60.2.2 Multiple VulnerabilitiesNessusWindows
medium
117919Mozilla Firefox ESR < 60.2.2 Multiple Vulnerabilities (macOS)NessusMacOS X Local Security Checks
medium
117918Mozilla Firefox < 62.0.3 Multiple Vulnerabilities (macOS)NessusMacOS X Local Security Checks
medium
117913Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : firefox vulnerabilities (USN-3778-1)NessusUbuntu Local Security Checks
medium
117909Debian DSA-4310-1 : firefox-esr - security updateNessusDebian Local Security Checks
medium
117896Slackware 14.2 / current : mozilla-firefox (SSA:2018-276-01)NessusSlackware Local Security Checks
medium
117894GLSA-201810-01 : Mozilla Firefox: Multiple vulnerabilitiesNessusGentoo Local Security Checks
high
117893FreeBSD : mozilla -- multiple vulnerabilities (c4f39920-781f-4aeb-b6af-17ed566c4272)NessusFreeBSD Local Security Checks
medium