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Vulnerability details: VCID-6rch-5a19-aaak
Vulnerability ID VCID-6rch-5a19-aaak
Aliases CVE-2020-15684
Summary Mozilla developers reported memory safety bugs present in Firefox 81. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 82.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-416 Use After Free
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-15684.html
cvssv3 9.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-15684.json
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00321 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
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epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
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epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
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epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
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epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
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epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
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epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.00419 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
epss 0.01904 https://api.first.org/data/v1/epss?cve=CVE-2020-15684
rhbs high https://bugzilla.redhat.com/show_bug.cgi?id=1963792
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15684
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-15684
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2020-15684
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2020-15684
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-2020-15684
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-15684.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-15684.json
https://api.first.org/data/v1/epss?cve=CVE-2020-15684
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1653764%2C1661402%2C1662259%2C1664257
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-15684
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-2020-15684
https://www.mozilla.org/security/advisories/mfsa2020-45/
1963792 https://bugzilla.redhat.com/show_bug.cgi?id=1963792
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-2020-15684 https://nvd.nist.gov/vuln/detail/CVE-2020-15684
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: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-15684.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:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15684
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:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15684
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:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-15684
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 0.71097
EPSS Score 0.00321
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.