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Vulnerability details: VCID-dtgr-6wma-aaae
Vulnerability ID VCID-dtgr-6wma-aaae
Aliases CVE-2020-12405
Summary When browsing a malicious page, a race condition in our SharedWorkerService could occur and lead to a potentially exploitable crash. This vulnerability affects Thunderbird < 68.9.0, Firefox < 77, and Firefox ESR < 68.9.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE-416 Use After Free
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-12405.html
rhas Important https://access.redhat.com/errata/RHSA-2020:2378
rhas Important https://access.redhat.com/errata/RHSA-2020:2379
rhas Important https://access.redhat.com/errata/RHSA-2020:2380
rhas Important https://access.redhat.com/errata/RHSA-2020:2381
rhas Important https://access.redhat.com/errata/RHSA-2020:2382
rhas Important https://access.redhat.com/errata/RHSA-2020:2611
rhas Important https://access.redhat.com/errata/RHSA-2020:2613
rhas Important https://access.redhat.com/errata/RHSA-2020:2614
rhas Important https://access.redhat.com/errata/RHSA-2020:2615
rhas Important https://access.redhat.com/errata/RHSA-2020:2616
cvssv3 5.3 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12405.json
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
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epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
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epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00245 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00319 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00319 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
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epss 0.00319 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.0045 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
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epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00693 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
epss 0.00876 https://api.first.org/data/v1/epss?cve=CVE-2020-12405
rhbs high https://bugzilla.redhat.com/show_bug.cgi?id=1843313
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12398
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12399
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12405
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12406
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12410
cvssv3.1 7.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 2.6 https://nvd.nist.gov/vuln/detail/CVE-2020-12405
cvssv3 5.3 https://nvd.nist.gov/vuln/detail/CVE-2020-12405
cvssv3.1 5.3 https://nvd.nist.gov/vuln/detail/CVE-2020-12405
archlinux High https://security.archlinux.org/AVG-1173
archlinux High https://security.archlinux.org/AVG-1179
generic_textual Medium https://ubuntu.com/security/notices/USN-4383-1
generic_textual Medium https://ubuntu.com/security/notices/USN-4421-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-4383-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-4421-1
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-20
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-20/#CVE-2020-12405
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-21
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-21/#CVE-2020-12405
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-22
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-12405.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12405.json
https://api.first.org/data/v1/epss?cve=CVE-2020-12405
https://bugzilla.mozilla.org/show_bug.cgi?id=1631618
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12398
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12399
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12405
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12406
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12410
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://ubuntu.com/security/notices/USN-4383-1
https://ubuntu.com/security/notices/USN-4421-1
https://usn.ubuntu.com/4421-1/
https://usn.ubuntu.com/usn/usn-4383-1
https://usn.ubuntu.com/usn/usn-4421-1
https://www.mozilla.org/en-US/security/advisories/mfsa2020-20/#CVE-2020-12405
https://www.mozilla.org/en-US/security/advisories/mfsa2020-21/#CVE-2020-12405
https://www.mozilla.org/security/advisories/mfsa2020-20/
https://www.mozilla.org/security/advisories/mfsa2020-21/
https://www.mozilla.org/security/advisories/mfsa2020-22/
1843313 https://bugzilla.redhat.com/show_bug.cgi?id=1843313
ASA-202006-1 https://security.archlinux.org/ASA-202006-1
ASA-202006-4 https://security.archlinux.org/ASA-202006-4
AVG-1173 https://security.archlinux.org/AVG-1173
AVG-1179 https://security.archlinux.org/AVG-1179
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:16.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
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:19.10:*:*:*:*:*:*:* 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:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*
CVE-2020-12405 https://nvd.nist.gov/vuln/detail/CVE-2020-12405
GLSA-202006-07 https://security.gentoo.org/glsa/202006-07
GLSA-202006-19 https://security.gentoo.org/glsa/202006-19
mfsa2020-20 https://www.mozilla.org/en-US/security/advisories/mfsa2020-20
mfsa2020-21 https://www.mozilla.org/en-US/security/advisories/mfsa2020-21
mfsa2020-22 https://www.mozilla.org/en-US/security/advisories/mfsa2020-22
RHSA-2020:2378 https://access.redhat.com/errata/RHSA-2020:2378
RHSA-2020:2379 https://access.redhat.com/errata/RHSA-2020:2379
RHSA-2020:2380 https://access.redhat.com/errata/RHSA-2020:2380
RHSA-2020:2381 https://access.redhat.com/errata/RHSA-2020:2381
RHSA-2020:2382 https://access.redhat.com/errata/RHSA-2020:2382
RHSA-2020:2611 https://access.redhat.com/errata/RHSA-2020:2611
RHSA-2020:2613 https://access.redhat.com/errata/RHSA-2020:2613
RHSA-2020:2614 https://access.redhat.com/errata/RHSA-2020:2614
RHSA-2020:2615 https://access.redhat.com/errata/RHSA-2020:2615
RHSA-2020:2616 https://access.redhat.com/errata/RHSA-2020:2616
USN-4383-1 https://usn.ubuntu.com/4383-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12405.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:H/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-12405
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:H/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-12405
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:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-12405
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 0.65034
EPSS Score 0.00245
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.