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Vulnerability details: VCID-k7gn-zp7x-aaag
Vulnerability ID VCID-k7gn-zp7x-aaag
Aliases CVE-2018-12376
Summary Memory safety bugs present in Firefox 61 and Firefox ESR 60.1. Some of these bugs showed evidence of memory corruption and we presume that with enough effort that some of these could be exploited to run arbitrary code. This vulnerability affects Firefox < 62, Firefox ESR < 60.2, and Thunderbird < 60.2.1.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-12376.html
rhas Critical https://access.redhat.com/errata/RHSA-2018:2692
rhas Critical https://access.redhat.com/errata/RHSA-2018:2693
rhas Important https://access.redhat.com/errata/RHSA-2018:3403
rhas Important https://access.redhat.com/errata/RHSA-2018:3458
cvssv3 9.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-12376.json
epss 0.00535 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.00535 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.00535 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.00535 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.00535 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.00535 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.00535 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.00535 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.00535 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.00535 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
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epss 0.00729 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.00729 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
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epss 0.00729 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.00758 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
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epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
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epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
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epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.02021 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
epss 0.05177 https://api.first.org/data/v1/epss?cve=CVE-2018-12376
rhbs urgent https://bugzilla.redhat.com/show_bug.cgi?id=1625525
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16541
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12376
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12377
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12378
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12383
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12385
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18499
cvssv3 8.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-12376
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2018-12376
archlinux Critical https://security.archlinux.org/AVG-782
cvssv3.1 8.8 https://security.gentoo.org/glsa/201810-01
generic_textual HIGH https://security.gentoo.org/glsa/201810-01
generic_textual Medium https://ubuntu.com/security/notices/USN-3761-1
generic_textual Low https://ubuntu.com/security/notices/USN-3793-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-3761-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-3793-1
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2018-20
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2018-20/#CVE-2018-12376
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2018-21
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2018-21/#CVE-2018-12376
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2018-25
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2018-25/#CVE-2018-12376
generic_textual Medium https://www.mozilla.org/security/advisories/mfsa2018-20/
generic_textual Medium https://www.mozilla.org/security/advisories/mfsa2018-21/
generic_textual Medium https://www.mozilla.org/security/advisories/mfsa2018-25/
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2018/CVE-2018-12376.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-12376.json
https://api.first.org/data/v1/epss?cve=CVE-2018-12376
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1469309%2C1469914%2C1450989%2C1480092%2C1480517%2C1481093%2C1478575%2C1471953%2C1473161%2C1466991%2C1468738%2C1483120%2C1467363%2C1472925%2C1466577%2C1467889%2C1480521%2C1478849
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-16541
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12376
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12377
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12378
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12379
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12383
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12385
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-18499
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.debian.org/debian-lts-announce/2018/11/msg00011.html
https://security.gentoo.org/glsa/201810-01
https://security.gentoo.org/glsa/201811-13
https://ubuntu.com/security/notices/USN-3761-1
https://ubuntu.com/security/notices/USN-3793-1
https://usn.ubuntu.com/3761-1/
https://usn.ubuntu.com/3793-1/
https://usn.ubuntu.com/usn/usn-3761-1
https://usn.ubuntu.com/usn/usn-3793-1
https://www.debian.org/security/2018/dsa-4287
https://www.debian.org/security/2018/dsa-4327
https://www.mozilla.org/en-US/security/advisories/mfsa2018-20/#CVE-2018-12376
https://www.mozilla.org/en-US/security/advisories/mfsa2018-21/#CVE-2018-12376
https://www.mozilla.org/en-US/security/advisories/mfsa2018-25/#CVE-2018-12376
https://www.mozilla.org/security/advisories/mfsa2018-20/
https://www.mozilla.org/security/advisories/mfsa2018-21/
https://www.mozilla.org/security/advisories/mfsa2018-25/
http://www.securityfocus.com/bid/105280
http://www.securitytracker.com/id/1041610
1625525 https://bugzilla.redhat.com/show_bug.cgi?id=1625525
ASA-201810-13 https://security.archlinux.org/ASA-201810-13
AVG-782 https://security.archlinux.org/AVG-782
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
CVE-2018-12376 https://nvd.nist.gov/vuln/detail/CVE-2018-12376
mfsa2018-20 https://www.mozilla.org/en-US/security/advisories/mfsa2018-20
mfsa2018-21 https://www.mozilla.org/en-US/security/advisories/mfsa2018-21
mfsa2018-25 https://www.mozilla.org/en-US/security/advisories/mfsa2018-25
RHSA-2018:2692 https://access.redhat.com/errata/RHSA-2018:2692
RHSA-2018:2693 https://access.redhat.com/errata/RHSA-2018:2693
RHSA-2018:3403 https://access.redhat.com/errata/RHSA-2018:3403
RHSA-2018:3458 https://access.redhat.com/errata/RHSA-2018:3458
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-12376.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:L Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-12376
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-12376
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://security.gentoo.org/glsa/201810-01
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.77771
EPSS Score 0.00535
Published At Nov. 18, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.