Search for vulnerabilities
Vulnerability details: VCID-18tm-g12t-aaad
Vulnerability ID VCID-18tm-g12t-aaad
Aliases CVE-2020-15673
Summary Mozilla developers reported memory safety bugs present in Firefox 80 and Firefox ESR 78.2. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 81, Thunderbird < 78.3, and Firefox ESR < 78.3.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-416 Use After Free
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/2020/CVE-2020-15673.html
rhas Important https://access.redhat.com/errata/RHSA-2020:3832
rhas Important https://access.redhat.com/errata/RHSA-2020:3833
rhas Important https://access.redhat.com/errata/RHSA-2020:3834
rhas Important https://access.redhat.com/errata/RHSA-2020:3835
rhas Important https://access.redhat.com/errata/RHSA-2020:4080
rhas Important https://access.redhat.com/errata/RHSA-2020:4155
rhas Important https://access.redhat.com/errata/RHSA-2020:4156
rhas Important https://access.redhat.com/errata/RHSA-2020:4157
rhas Important https://access.redhat.com/errata/RHSA-2020:4158
rhas Important https://access.redhat.com/errata/RHSA-2020:4163
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-15673.json
epss 0.00440 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00440 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00440 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00440 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00497 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00497 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00497 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00497 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00497 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00497 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00497 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00497 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00497 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00497 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00497 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00497 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.00869 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01001 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.01007 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
epss 0.02719 https://api.first.org/data/v1/epss?cve=CVE-2020-15673
rhbs high https://bugzilla.redhat.com/show_bug.cgi?id=1881667
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15673
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15676
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15677
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15678
cvssv3.1 7.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2020-15673
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2020-15673
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2020-15673
archlinux High https://security.archlinux.org/AVG-1235
generic_textual Medium https://ubuntu.com/security/notices/USN-4546-1
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-42
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-42/#CVE-2020-15673
generic_textual none https://www.mozilla.org/en-US/security/advisories/mfsa2020-43
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-43/#CVE-2020-15673
generic_textual none https://www.mozilla.org/en-US/security/advisories/mfsa2020-44
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-44/#CVE-2020-15673
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00074.html
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00077.html
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-15673.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-15673.json
https://api.first.org/data/v1/epss?cve=CVE-2020-15673
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1648493%2C1660800
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15673
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15676
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15677
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15678
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.debian.org/debian-lts-announce/2020/10/msg00020.html
https://security.gentoo.org/glsa/202010-02
https://ubuntu.com/security/notices/USN-4546-1
https://www.debian.org/security/2020/dsa-4770
https://www.mozilla.org/en-US/security/advisories/mfsa2020-42/#CVE-2020-15673
https://www.mozilla.org/en-US/security/advisories/mfsa2020-43/#CVE-2020-15673
https://www.mozilla.org/en-US/security/advisories/mfsa2020-44/#CVE-2020-15673
https://www.mozilla.org/security/advisories/mfsa2020-42/
https://www.mozilla.org/security/advisories/mfsa2020-43/
https://www.mozilla.org/security/advisories/mfsa2020-44/
1881667 https://bugzilla.redhat.com/show_bug.cgi?id=1881667
ASA-202009-10 https://security.archlinux.org/ASA-202009-10
AVG-1235 https://security.archlinux.org/AVG-1235
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: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: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:opensuse:leap:15.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
CVE-2020-15673 https://nvd.nist.gov/vuln/detail/CVE-2020-15673
mfsa2020-42 https://www.mozilla.org/en-US/security/advisories/mfsa2020-42
mfsa2020-43 https://www.mozilla.org/en-US/security/advisories/mfsa2020-43
mfsa2020-44 https://www.mozilla.org/en-US/security/advisories/mfsa2020-44
RHSA-2020:3832 https://access.redhat.com/errata/RHSA-2020:3832
RHSA-2020:3833 https://access.redhat.com/errata/RHSA-2020:3833
RHSA-2020:3834 https://access.redhat.com/errata/RHSA-2020:3834
RHSA-2020:3835 https://access.redhat.com/errata/RHSA-2020:3835
RHSA-2020:4080 https://access.redhat.com/errata/RHSA-2020:4080
RHSA-2020:4155 https://access.redhat.com/errata/RHSA-2020:4155
RHSA-2020:4156 https://access.redhat.com/errata/RHSA-2020:4156
RHSA-2020:4157 https://access.redhat.com/errata/RHSA-2020:4157
RHSA-2020:4158 https://access.redhat.com/errata/RHSA-2020:4158
RHSA-2020:4163 https://access.redhat.com/errata/RHSA-2020:4163
USN-4546-1 https://usn.ubuntu.com/4546-1/
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-2020-15673.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:3.1/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:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15673
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-2020-15673
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:3.1/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-2020-15673
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 0.74452
EPSS Score 0.00440
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.