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Vulnerability details: VCID-uanj-k2n4-j7ak
Vulnerability ID VCID-uanj-k2n4-j7ak
Aliases CVE-2017-5383
Summary URLs containing certain unicode glyphs for alternative hyphens and quotes do not properly trigger punycode display, allowing for domain name spoofing attacks in the location bar.
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
cvssv3 6.1 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-5383.json
epss 0.02444 https://api.first.org/data/v1/epss?cve=CVE-2017-5383
epss 0.02444 https://api.first.org/data/v1/epss?cve=CVE-2017-5383
epss 0.02444 https://api.first.org/data/v1/epss?cve=CVE-2017-5383
epss 0.02444 https://api.first.org/data/v1/epss?cve=CVE-2017-5383
epss 0.02444 https://api.first.org/data/v1/epss?cve=CVE-2017-5383
epss 0.02444 https://api.first.org/data/v1/epss?cve=CVE-2017-5383
epss 0.02444 https://api.first.org/data/v1/epss?cve=CVE-2017-5383
epss 0.02444 https://api.first.org/data/v1/epss?cve=CVE-2017-5383
epss 0.02444 https://api.first.org/data/v1/epss?cve=CVE-2017-5383
epss 0.02444 https://api.first.org/data/v1/epss?cve=CVE-2017-5383
epss 0.02444 https://api.first.org/data/v1/epss?cve=CVE-2017-5383
epss 0.02444 https://api.first.org/data/v1/epss?cve=CVE-2017-5383
epss 0.02444 https://api.first.org/data/v1/epss?cve=CVE-2017-5383
epss 0.02444 https://api.first.org/data/v1/epss?cve=CVE-2017-5383
cvssv2 4.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2017-5383
cvssv3 5.3 https://nvd.nist.gov/vuln/detail/CVE-2017-5383
archlinux Critical https://security.archlinux.org/AVG-157
archlinux Critical https://security.archlinux.org/AVG-158
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2017-01
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2017-02
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2017-03
Reference id Reference type URL
http://rhn.redhat.com/errata/RHSA-2017-0190.html
http://rhn.redhat.com/errata/RHSA-2017-0238.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-5383.json
https://api.first.org/data/v1/epss?cve=CVE-2017-5383
https://bugzilla.mozilla.org/show_bug.cgi?id=1323338
https://bugzilla.mozilla.org/show_bug.cgi?id=1324716
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5373
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5375
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5376
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5378
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5380
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5383
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5386
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5390
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5396
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5398
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5400
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5401
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5402
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5404
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5405
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5407
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5408
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-5410
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://security.gentoo.org/glsa/201702-13
https://security.gentoo.org/glsa/201702-22
https://www.debian.org/security/2017/dsa-3771
https://www.debian.org/security/2017/dsa-3832
https://www.mozilla.org/security/advisories/mfsa2017-01/
https://www.mozilla.org/security/advisories/mfsa2017-02/
https://www.mozilla.org/security/advisories/mfsa2017-03/
http://www.securityfocus.com/bid/95769
http://www.securitytracker.com/id/1037693
1416281 https://bugzilla.redhat.com/show_bug.cgi?id=1416281
ASA-201701-39 https://security.archlinux.org/ASA-201701-39
ASA-201701-40 https://security.archlinux.org/ASA-201701-40
AVG-157 https://security.archlinux.org/AVG-157
AVG-158 https://security.archlinux.org/AVG-158
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:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux:5.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_aus:7.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
CVE-2017-5383 https://nvd.nist.gov/vuln/detail/CVE-2017-5383
mfsa2017-01 https://www.mozilla.org/en-US/security/advisories/mfsa2017-01
mfsa2017-02 https://www.mozilla.org/en-US/security/advisories/mfsa2017-02
mfsa2017-03 https://www.mozilla.org/en-US/security/advisories/mfsa2017-03
RHSA-2017:0190 https://access.redhat.com/errata/RHSA-2017:0190
RHSA-2017:0238 https://access.redhat.com/errata/RHSA-2017:0238
USN-3165-1 https://usn.ubuntu.com/3165-1/
USN-3175-1 https://usn.ubuntu.com/3175-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2017-5383.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://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:L/Au:N/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-5383
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:N/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-5383
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 0.84557
EPSS Score 0.02444
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:09:15.835154+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2017/mfsa2017-03.yml 37.0.0