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Vulnerability details: VCID-4n2p-ednn-aaaj
Vulnerability ID VCID-4n2p-ednn-aaaj
Aliases CVE-2017-5420
Summary A "javascript:" url loaded by a malicious page can obfuscate its location by blanking the URL displayed in the addressbar, allowing for an attacker to spoof an existing page without the malicious page's address being displayed correctly. This vulnerability affects Firefox < 52.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-20 Improper Input Validation
System Score Found at
generic_textual Low http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-5420.html
epss 0.00139 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00139 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00139 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00139 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00174 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00174 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00174 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00174 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
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epss 0.00174 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00174 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00174 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
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epss 0.00755 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
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epss 0.00755 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
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epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
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epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
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epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00762 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00792 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00792 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.00792 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
epss 0.0189 https://api.first.org/data/v1/epss?cve=CVE-2017-5420
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5420
cvssv2 6.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2017-5420
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2017-5420
archlinux Critical https://security.archlinux.org/AVG-194
generic_textual Low https://ubuntu.com/security/notices/USN-3216-1
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2017-05
generic_textual Low https://www.mozilla.org/en-US/security/advisories/mfsa2017-05/#CVE-2017-5420
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-5420.html
https://api.first.org/data/v1/epss?cve=CVE-2017-5420
https://bugzilla.mozilla.org/show_bug.cgi?id=1284395
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5420
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://ubuntu.com/security/notices/USN-3216-1
https://www.mozilla.org/en-US/security/advisories/mfsa2017-05/#CVE-2017-5420
https://www.mozilla.org/security/advisories/mfsa2017-05/
http://www.securityfocus.com/bid/96692
http://www.securitytracker.com/id/1037966
ASA-201703-3 https://security.archlinux.org/ASA-201703-3
AVG-194 https://security.archlinux.org/AVG-194
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:*:*:*:*:*:*:*:*
CVE-2017-5420 https://nvd.nist.gov/vuln/detail/CVE-2017-5420
mfsa2017-05 https://www.mozilla.org/en-US/security/advisories/mfsa2017-05
USN-3216-1 https://usn.ubuntu.com/3216-1/
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
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: AV:N/AC:M/Au:N/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-5420
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:R/S:U/C:N/I:H/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-5420
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 0.49980
EPSS Score 0.00139
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.