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Vulnerability details: VCID-m2cy-38ne-87dy
Vulnerability ID VCID-m2cy-38ne-87dy
Aliases CVE-2018-5117
Summary Multiple vulnerabilities have been found in Mozilla Thunderbird, the worst of which could lead to the execution of arbitrary code.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-451 User Interface (UI) Misrepresentation of Critical Information
System Score Found at
cvssv3 6.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-5117.json
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
epss 0.02154 https://api.first.org/data/v1/epss?cve=CVE-2018-5117
cvssv3 6.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2018-5117
cvssv3 5.3 https://nvd.nist.gov/vuln/detail/CVE-2018-5117
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2018-02
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2018-03
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2018-04
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-5117.json
https://api.first.org/data/v1/epss?cve=CVE-2018-5117
https://bugzilla.mozilla.org/show_bug.cgi?id=1395508
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5089
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5091
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5095
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5096
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5097
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5098
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5099
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5102
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5103
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5104
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5117
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.debian.org/debian-lts-announce/2018/01/msg00030.html
https://lists.debian.org/debian-lts-announce/2018/01/msg00036.html
https://www.debian.org/security/2018/dsa-4096
https://www.debian.org/security/2018/dsa-4102
https://www.mozilla.org/security/advisories/mfsa2018-02/
https://www.mozilla.org/security/advisories/mfsa2018-03/
https://www.mozilla.org/security/advisories/mfsa2018-04/
http://www.securityfocus.com/bid/102783
http://www.securitytracker.com/id/1040270
1537825 https://bugzilla.redhat.com/show_bug.cgi?id=1537825
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: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:17.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
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:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
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:7.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
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_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-2018-5117 https://nvd.nist.gov/vuln/detail/CVE-2018-5117
GLSA-201802-03 https://security.gentoo.org/glsa/201802-03
GLSA-201803-14 https://security.gentoo.org/glsa/201803-14
mfsa2018-02 https://www.mozilla.org/en-US/security/advisories/mfsa2018-02
mfsa2018-03 https://www.mozilla.org/en-US/security/advisories/mfsa2018-03
mfsa2018-04 https://www.mozilla.org/en-US/security/advisories/mfsa2018-04
RHSA-2018:0122 https://access.redhat.com/errata/RHSA-2018:0122
RHSA-2018:0262 https://access.redhat.com/errata/RHSA-2018:0262
USN-3529-1 https://usn.ubuntu.com/3529-1/
USN-3544-1 https://usn.ubuntu.com/3544-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-5117.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:C/C:L/I:L/A:N 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:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-5117
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:N/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-5117
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 0.84189
EPSS Score 0.02154
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:04:43.201798+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/201803-14 38.0.0