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Vulnerability details: VCID-xh8c-qb1v-aaaa
Vulnerability ID VCID-xh8c-qb1v-aaaa
Aliases CVE-2020-6801
Summary Mozilla developers reported memory safety bugs present in Firefox 72. 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 < 73.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-787 Out-of-bounds Write
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-2020-6801.html
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-6801.json
epss 0.00341 https://api.first.org/data/v1/epss?cve=CVE-2020-6801
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epss 0.01865 https://api.first.org/data/v1/epss?cve=CVE-2020-6801
rhbs high https://bugzilla.redhat.com/show_bug.cgi?id=1829100
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6801
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2020-6801
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2020-6801
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2020-6801
archlinux Critical https://security.archlinux.org/AVG-1096
generic_textual Medium https://ubuntu.com/security/notices/USN-4278-1
generic_textual Medium https://ubuntu.com/security/notices/USN-4278-2
generic_textual Medium https://usn.ubuntu.com/usn/usn-4278-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-4278-2
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-05
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-05/#CVE-2020-6801
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-6801.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-6801.json
https://api.first.org/data/v1/epss?cve=CVE-2020-6801
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1601024%2C1601712%2C1604836%2C1606492
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6801
https://ubuntu.com/security/notices/USN-4278-1
https://ubuntu.com/security/notices/USN-4278-2
https://usn.ubuntu.com/4278-2/
https://usn.ubuntu.com/usn/usn-4278-1
https://usn.ubuntu.com/usn/usn-4278-2
https://www.mozilla.org/en-US/security/advisories/mfsa2020-05/#CVE-2020-6801
https://www.mozilla.org/security/advisories/mfsa2020-05/
1829100 https://bugzilla.redhat.com/show_bug.cgi?id=1829100
ASA-202002-5 https://security.archlinux.org/ASA-202002-5
AVG-1096 https://security.archlinux.org/AVG-1096
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:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
CVE-2020-6801 https://nvd.nist.gov/vuln/detail/CVE-2020-6801
mfsa2020-05 https://www.mozilla.org/en-US/security/advisories/mfsa2020-05
USN-4278-1 https://usn.ubuntu.com/4278-1/
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-6801.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:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-6801
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:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-6801
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:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2020-6801
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 0.71133
EPSS Score 0.00341
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.