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Vulnerability details: VCID-a795-b9we-aaar
Vulnerability ID VCID-a795-b9we-aaar
Aliases CVE-2020-35114
Summary Mozilla developers reported memory safety bugs present in Firefox 83. 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 < 84.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-787 Out-of-bounds Write
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-35114.html
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epss 0.01555 https://api.first.org/data/v1/epss?cve=CVE-2020-35114
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35114
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2020-35114
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2020-35114
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2020-35114
archlinux High https://security.archlinux.org/AVG-1362
generic_textual Medium https://ubuntu.com/security/notices/USN-4671-1
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2020-54
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-54/#CVE-2020-35114
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-35114.html
https://api.first.org/data/v1/epss?cve=CVE-2020-35114
https://bugzilla.mozilla.org/buglist.cgi?bug_id=1607449%2C1640416%2C1656459%2C1669914%2C1673567
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-35114
https://ubuntu.com/security/notices/USN-4671-1
https://www.mozilla.org/en-US/security/advisories/mfsa2020-54/#CVE-2020-35114
https://www.mozilla.org/security/advisories/mfsa2020-54/
ASA-202012-25 https://security.archlinux.org/ASA-202012-25
AVG-1362 https://security.archlinux.org/AVG-1362
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-2020-35114 https://nvd.nist.gov/vuln/detail/CVE-2020-35114
mfsa2020-54 https://www.mozilla.org/en-US/security/advisories/mfsa2020-54
USN-4671-1 https://usn.ubuntu.com/4671-1/
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2020-35114
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-2020-35114
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-2020-35114
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 0.60718
EPSS Score 0.00221
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.