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Vulnerability details: VCID-p6cd-rkja-aaaa
Vulnerability ID VCID-p6cd-rkja-aaaa
Aliases CVE-2019-11723
Summary A vulnerability exists during the installation of add-ons where the initial fetch ignored the origin attributes of the browsing context. This could leak cookies in private browsing mode or across different "containers" for people who use the Firefox Multi-Account Containers Web Extension. This vulnerability affects Firefox < 68.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-346 Origin Validation Error
CWE-212 Improper Removal of Sensitive Information Before Storage or Transfer
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-11723.html
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11723.json
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
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epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
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epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
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epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
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epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00231 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
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epss 0.00324 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00954 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00954 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00954 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.00954 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.01079 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.01079 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.01079 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.01079 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.01079 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.01079 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.01079 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.01079 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.01382 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
epss 0.01382 https://api.first.org/data/v1/epss?cve=CVE-2019-11723
rhbs low https://bugzilla.redhat.com/show_bug.cgi?id=1730985
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11723
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2019-11723
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-11723
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-11723
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-11723
archlinux Critical https://security.archlinux.org/AVG-1002
generic_textual Medium https://ubuntu.com/security/notices/USN-4054-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-4054-1
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2019-21
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2019-21/#CVE-2019-11723
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2019-28
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00009.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00010.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00011.html
http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00017.html
http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-11723.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11723.json
https://api.first.org/data/v1/epss?cve=CVE-2019-11723
https://bugzilla.mozilla.org/show_bug.cgi?id=1528335
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11723
https://security.gentoo.org/glsa/201908-12
https://ubuntu.com/security/notices/USN-4054-1
https://usn.ubuntu.com/usn/usn-4054-1
https://www.mozilla.org/en-US/security/advisories/mfsa2019-21/#CVE-2019-11723
https://www.mozilla.org/security/advisories/mfsa2019-21/
1730985 https://bugzilla.redhat.com/show_bug.cgi?id=1730985
ASA-201907-4 https://security.archlinux.org/ASA-201907-4
AVG-1002 https://security.archlinux.org/AVG-1002
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:o:opensuse:leap:15.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
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:*:*:*:*:*:*:*
CVE-2019-11723 https://nvd.nist.gov/vuln/detail/CVE-2019-11723
mfsa2019-21 https://www.mozilla.org/en-US/security/advisories/mfsa2019-21
mfsa2019-28 https://www.mozilla.org/en-US/security/advisories/mfsa2019-28
USN-4054-1 https://usn.ubuntu.com/4054-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-11723.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:L/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-11723
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:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-11723
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:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-11723
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:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-11723
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 0.42999
EPSS Score 0.00231
Published At March 28, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.