Search for vulnerabilities
Vulnerability details: VCID-dr45-vva1-aaad
Vulnerability ID VCID-dr45-vva1-aaad
Aliases CVE-2020-15666
Summary When trying to load a non-video in an audio/video context the exact status code (200, 302, 404, 500, 412, 403, etc.) was disclosed via the MediaError Message. This level of information leakage is inconsistent with the standardized onerror/onsuccess disclosure and can lead to inferring login status to services or device discovery on a local network among other attacks. This vulnerability affects Firefox < 80 and Firefox for Android < 80.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-209 Generation of Error Message Containing Sensitive Information
System Score Found at
generic_textual Low http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-15666.html
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00158 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00373 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
epss 0.00724 https://api.first.org/data/v1/epss?cve=CVE-2020-15666
generic_textual Low https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15666
cvssv3.1 6.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2020-15666
cvssv3 6.5 https://nvd.nist.gov/vuln/detail/CVE-2020-15666
cvssv3.1 6.5 https://nvd.nist.gov/vuln/detail/CVE-2020-15666
generic_textual Medium https://ubuntu.com/security/notices/USN-4474-1
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-36
generic_textual Low https://www.mozilla.org/en-US/security/advisories/mfsa2020-36/#CVE-2020-15666
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-39
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-15666.html
https://api.first.org/data/v1/epss?cve=CVE-2020-15666
https://bugzilla.mozilla.org/show_bug.cgi?id=1450853
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15666
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://ubuntu.com/security/notices/USN-4474-1
https://www.mozilla.org/en-US/security/advisories/mfsa2020-36/#CVE-2020-15666
https://www.mozilla.org/security/advisories/mfsa2020-36/
https://www.mozilla.org/security/advisories/mfsa2020-39/
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:*:*:*:*:*:android:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox:*:*:*:*:*:android:*:*
CVE-2020-15666 https://nvd.nist.gov/vuln/detail/CVE-2020-15666
mfsa2020-36 https://www.mozilla.org/en-US/security/advisories/mfsa2020-36
mfsa2020-39 https://www.mozilla.org/en-US/security/advisories/mfsa2020-39
USN-4474-1 https://usn.ubuntu.com/4474-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N 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:M/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15666
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:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15666
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:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15666
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 0.53012
EPSS Score 0.00158
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.