Search for vulnerabilities
Vulnerability details: VCID-31p8-qah6-cfdj
Vulnerability ID VCID-31p8-qah6-cfdj
Aliases CVE-2019-17017
Summary Due to a missing case handling object types, a type confusion vulnerability could occur, resulting in a crash. We presume that with enough effort that it could be exploited to run arbitrary code.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-843 Access of Resource Using Incompatible Type ('Type Confusion')
System Score Found at
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-17017.json
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
epss 0.0142 https://api.first.org/data/v1/epss?cve=CVE-2019-17017
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2019-17017
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2019-17017
archlinux Critical https://security.archlinux.org/AVG-1084
archlinux Critical https://security.archlinux.org/AVG-1086
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-01
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-02
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2020-04
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00029.html
http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00043.html
http://packetstormsecurity.com/files/155912/Slackware-Security-Advisory-mozilla-thunderbird-Updates.html
https://access.redhat.com/errata/RHSA-2020:0085
https://access.redhat.com/errata/RHSA-2020:0086
https://access.redhat.com/errata/RHSA-2020:0111
https://access.redhat.com/errata/RHSA-2020:0120
https://access.redhat.com/errata/RHSA-2020:0123
https://access.redhat.com/errata/RHSA-2020:0127
https://access.redhat.com/errata/RHSA-2020:0292
https://access.redhat.com/errata/RHSA-2020:0295
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-17017.json
https://api.first.org/data/v1/epss?cve=CVE-2019-17017
https://bugzilla.mozilla.org/show_bug.cgi?id=1603055
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17016
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17017
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17022
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17024
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17026
https://lists.debian.org/debian-lts-announce/2020/01/msg00005.html
https://lists.debian.org/debian-lts-announce/2020/01/msg00016.html
https://seclists.org/bugtraq/2020/Jan/12
https://seclists.org/bugtraq/2020/Jan/18
https://seclists.org/bugtraq/2020/Jan/26
https://www.debian.org/security/2020/dsa-4600
https://www.debian.org/security/2020/dsa-4603
https://www.mozilla.org/security/advisories/mfsa2020-01/
https://www.mozilla.org/security/advisories/mfsa2020-02/
1788724 https://bugzilla.redhat.com/show_bug.cgi?id=1788724
ASA-202001-1 https://security.archlinux.org/ASA-202001-1
ASA-202001-4 https://security.archlinux.org/ASA-202001-4
AVG-1084 https://security.archlinux.org/AVG-1084
AVG-1086 https://security.archlinux.org/AVG-1086
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: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:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:19.10:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
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:7.7:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_aus:7.7:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_tus:7.7:*:*:*:*:*:*:*
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-2019-17017 https://nvd.nist.gov/vuln/detail/CVE-2019-17017
mfsa2020-01 https://www.mozilla.org/en-US/security/advisories/mfsa2020-01
mfsa2020-02 https://www.mozilla.org/en-US/security/advisories/mfsa2020-02
mfsa2020-04 https://www.mozilla.org/en-US/security/advisories/mfsa2020-04
USN-4234-1 https://usn.ubuntu.com/4234-1/
USN-4241-1 https://usn.ubuntu.com/4241-1/
USN-4335-1 https://usn.ubuntu.com/4335-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-17017.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: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2019-17017
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:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2019-17017
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 0.79753
EPSS Score 0.0142
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:09:39.278820+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2020/mfsa2020-04.yml 37.0.0