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Vulnerability details: VCID-zh6f-rvv2-sbfu
Vulnerability ID VCID-zh6f-rvv2-sbfu
Aliases CVE-2018-5102
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-416 Use After Free
System Score Found at
cvssv3 9.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-5102.json
epss 0.24112 https://api.first.org/data/v1/epss?cve=CVE-2018-5102
epss 0.24112 https://api.first.org/data/v1/epss?cve=CVE-2018-5102
epss 0.24112 https://api.first.org/data/v1/epss?cve=CVE-2018-5102
epss 0.24112 https://api.first.org/data/v1/epss?cve=CVE-2018-5102
epss 0.24112 https://api.first.org/data/v1/epss?cve=CVE-2018-5102
epss 0.24112 https://api.first.org/data/v1/epss?cve=CVE-2018-5102
epss 0.24112 https://api.first.org/data/v1/epss?cve=CVE-2018-5102
epss 0.24112 https://api.first.org/data/v1/epss?cve=CVE-2018-5102
epss 0.24112 https://api.first.org/data/v1/epss?cve=CVE-2018-5102
epss 0.24112 https://api.first.org/data/v1/epss?cve=CVE-2018-5102
epss 0.24112 https://api.first.org/data/v1/epss?cve=CVE-2018-5102
epss 0.24112 https://api.first.org/data/v1/epss?cve=CVE-2018-5102
epss 0.24112 https://api.first.org/data/v1/epss?cve=CVE-2018-5102
cvssv3 7.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2018-5102
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2018-5102
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-2018-5102.json
https://api.first.org/data/v1/epss?cve=CVE-2018-5102
https://bugzilla.mozilla.org/show_bug.cgi?id=1419363
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
1537822 https://bugzilla.redhat.com/show_bug.cgi?id=1537822
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_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:7.4:*:*:*:*:*:*:* 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:7.4:*:*:*:*:*:*:* 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-2018-5102 https://nvd.nist.gov/vuln/detail/CVE-2018-5102
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:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-5102.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:H/PR:N/UI:R/S:U/C:H/I:H/A:H 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-2018-5102
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-2018-5102
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 0.96032
EPSS Score 0.24112
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:04:43.139597+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/201803-14 38.0.0