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Vulnerability details: VCID-5n7x-62df-aaan
Vulnerability ID VCID-5n7x-62df-aaan
Aliases CVE-2020-15680
Summary If a valid external protocol handler was referenced in an image tag, the resulting broken image size could be distinguished from a broken image size of a non-existent protocol handler. This allowed an attacker to successfully probe whether an external protocol handler was registered. This vulnerability affects Firefox < 82.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-15680.html
epss 0.00085 https://api.first.org/data/v1/epss?cve=CVE-2020-15680
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epss 0.00318 https://api.first.org/data/v1/epss?cve=CVE-2020-15680
epss 0.00318 https://api.first.org/data/v1/epss?cve=CVE-2020-15680
epss 0.01145 https://api.first.org/data/v1/epss?cve=CVE-2020-15680
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15680
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2020-15680
cvssv3 5.3 https://nvd.nist.gov/vuln/detail/CVE-2020-15680
cvssv3.1 5.3 https://nvd.nist.gov/vuln/detail/CVE-2020-15680
archlinux Critical https://security.archlinux.org/AVG-1256
generic_textual Medium https://ubuntu.com/security/notices/USN-4599-1
generic_textual Medium https://ubuntu.com/security/notices/USN-4599-2
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-45
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-45/#CVE-2020-15680
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-15680.html
https://api.first.org/data/v1/epss?cve=CVE-2020-15680
https://bugzilla.mozilla.org/show_bug.cgi?id=1658881
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15680
https://ubuntu.com/security/notices/USN-4599-1
https://ubuntu.com/security/notices/USN-4599-2
https://www.mozilla.org/en-US/security/advisories/mfsa2020-45/#CVE-2020-15680
https://www.mozilla.org/security/advisories/mfsa2020-45/
ASA-202011-1 https://security.archlinux.org/ASA-202011-1
AVG-1256 https://security.archlinux.org/AVG-1256
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-2020-15680 https://nvd.nist.gov/vuln/detail/CVE-2020-15680
mfsa2020-45 https://www.mozilla.org/en-US/security/advisories/mfsa2020-45
USN-4599-1 https://usn.ubuntu.com/4599-1/
USN-4599-2 https://usn.ubuntu.com/4599-2/
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15680
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:N/S:U/C:L/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15680
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:L/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15680
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 0.37726
EPSS Score 0.00085
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.