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Vulnerability details: VCID-19m8-tnux-aaap
Vulnerability ID VCID-19m8-tnux-aaap
Aliases CVE-2019-17020
Summary If an XML file is served with a Content Security Policy and the XML file includes an XSL stylesheet, the Content Security Policy will not be applied to the contents of the XSL stylesheet. If the XSL sheet e.g. includes JavaScript, it would bypass any of the restrictions of the Content Security Policy applied to the XML document. This vulnerability affects Firefox < 72.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-611 Improper Restriction of XML External Entity Reference
CWE-20 Improper Input Validation
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-17020.html
cvssv3 6.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-17020.json
epss 0.00135 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00135 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00135 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
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epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00165 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00170 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00185 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
epss 0.00566 https://api.first.org/data/v1/epss?cve=CVE-2019-17020
generic_textual Medium https://bugzilla.mozilla.org/show_bug.cgi?id=1597645
rhbs high https://bugzilla.redhat.com/show_bug.cgi?id=1790800
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17020
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2019-17020
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2019-17020
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2019-17020
archlinux Critical https://security.archlinux.org/AVG-1084
generic_textual Medium https://ubuntu.com/security/notices/USN-4234-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-4234-1
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-01
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-01/#CVE-2019-17020
generic_textual Medium https://www.mozilla.org/security/advisories/mfsa2020-01/
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2019/CVE-2019-17020.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-17020.json
https://api.first.org/data/v1/epss?cve=CVE-2019-17020
https://bugzilla.mozilla.org/show_bug.cgi?id=1597645
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17020
https://ubuntu.com/security/notices/USN-4234-1
https://usn.ubuntu.com/4234-1/
https://usn.ubuntu.com/usn/usn-4234-1
https://www.mozilla.org/en-US/security/advisories/mfsa2020-01/#CVE-2019-17020
https://www.mozilla.org/security/advisories/mfsa2020-01/
1790800 https://bugzilla.redhat.com/show_bug.cgi?id=1790800
ASA-202001-1 https://security.archlinux.org/ASA-202001-1
AVG-1084 https://security.archlinux.org/AVG-1084
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: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:*:*:*:*:*:*:*
CVE-2019-17020 https://nvd.nist.gov/vuln/detail/CVE-2019-17020
mfsa2020-01 https://www.mozilla.org/en-US/security/advisories/mfsa2020-01
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2019-17020.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:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-17020
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:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-17020
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:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-17020
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 0.49299
EPSS Score 0.00135
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.