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Vulnerability details: VCID-9f6u-dw4a-aaan
Vulnerability ID VCID-9f6u-dw4a-aaan
Aliases CVE-2020-6815
Summary Mozilla developers reported memory safety and script safety bugs present in Firefox 73. Some of these bugs showed evidence of memory corruption or escalation of privilege and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox < 74.
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-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-6815.html
cvssv3 9.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-6815.json
epss 0.00244 https://api.first.org/data/v1/epss?cve=CVE-2020-6815
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epss 0.00244 https://api.first.org/data/v1/epss?cve=CVE-2020-6815
epss 0.00244 https://api.first.org/data/v1/epss?cve=CVE-2020-6815
epss 0.00244 https://api.first.org/data/v1/epss?cve=CVE-2020-6815
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epss 0.00244 https://api.first.org/data/v1/epss?cve=CVE-2020-6815
epss 0.00244 https://api.first.org/data/v1/epss?cve=CVE-2020-6815
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epss 0.00688 https://api.first.org/data/v1/epss?cve=CVE-2020-6815
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epss 0.00688 https://api.first.org/data/v1/epss?cve=CVE-2020-6815
epss 0.01259 https://api.first.org/data/v1/epss?cve=CVE-2020-6815
epss 0.02315 https://api.first.org/data/v1/epss?cve=CVE-2020-6815
epss 0.02315 https://api.first.org/data/v1/epss?cve=CVE-2020-6815
rhbs high https://bugzilla.redhat.com/show_bug.cgi?id=1829346
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6815
cvssv3.1 7.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2020-6815
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2020-6815
cvssv3.1 9.8 https://nvd.nist.gov/vuln/detail/CVE-2020-6815
archlinux Critical https://security.archlinux.org/AVG-1112
archlinux Critical https://security.archlinux.org/AVG-1132
generic_textual Medium https://ubuntu.com/security/notices/USN-4299-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-4299-1
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-08
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-08/#CVE-2020-6815
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-6815.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-6815.json
https://api.first.org/data/v1/epss?cve=CVE-2020-6815
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1181957%2C1557732%2C1557739%2C1611457%2C1612431
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6815
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://ubuntu.com/security/notices/USN-4299-1
https://usn.ubuntu.com/usn/usn-4299-1
https://www.mozilla.org/en-US/security/advisories/mfsa2020-08/#CVE-2020-6815
https://www.mozilla.org/security/advisories/mfsa2020-08/
1829346 https://bugzilla.redhat.com/show_bug.cgi?id=1829346
ASA-202003-8 https://security.archlinux.org/ASA-202003-8
ASA-202004-12 https://security.archlinux.org/ASA-202004-12
AVG-1112 https://security.archlinux.org/AVG-1112
AVG-1132 https://security.archlinux.org/AVG-1132
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-2020-6815 https://nvd.nist.gov/vuln/detail/CVE-2020-6815
mfsa2020-08 https://www.mozilla.org/en-US/security/advisories/mfsa2020-08
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-2020-6815.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: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H 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:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-6815
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-2020-6815
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-2020-6815
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 0.64918
EPSS Score 0.00244
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.