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Vulnerability details: VCID-9a4a-hev9-aaah
Vulnerability ID VCID-9a4a-hev9-aaah
Aliases CVE-2020-12416
Summary A VideoStreamEncoder may have been freed in a race condition with VideoBroadcaster::AddOrUpdateSink, resulting in a use-after-free, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
Status Published
Exploitability 0.5
Weighted Severity 8.4
Risk 4.2
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
CWE-416 Use After Free
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-12416.html
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12416.json
epss 0.00352 https://api.first.org/data/v1/epss?cve=CVE-2020-12416
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rhbs high https://bugzilla.redhat.com/show_bug.cgi?id=1875242
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12416
cvssv2 9.3 https://nvd.nist.gov/vuln/detail/CVE-2020-12416
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2020-12416
cvssv3.1 8.8 https://nvd.nist.gov/vuln/detail/CVE-2020-12416
generic_textual Medium https://ubuntu.com/security/notices/USN-4408-1
generic_textual Medium https://usn.ubuntu.com/usn/usn-4408-1
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-24
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-24/#CVE-2020-12416
generic_textual high https://www.mozilla.org/en-US/security/advisories/mfsa2020-29
generic_textual Medium https://www.mozilla.org/en-US/security/advisories/mfsa2020-29/#CVE-2020-12416
Reference id Reference type URL
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-12416.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2020-12416.json
https://api.first.org/data/v1/epss?cve=CVE-2020-12416
https://bugzilla.mozilla.org/show_bug.cgi?id=1639734
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12416
https://security.gentoo.org/glsa/202007-10
https://ubuntu.com/security/notices/USN-4408-1
https://usn.ubuntu.com/usn/usn-4408-1
https://www.mozilla.org/en-US/security/advisories/mfsa2020-24/#CVE-2020-12416
https://www.mozilla.org/en-US/security/advisories/mfsa2020-29/#CVE-2020-12416
https://www.mozilla.org/security/advisories/mfsa2020-24/
1875242 https://bugzilla.redhat.com/show_bug.cgi?id=1875242
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:opensuse:leap:15.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:opensuse:leap:15.2:*:*:*:*:*:*:*
CVE-2020-12416 https://nvd.nist.gov/vuln/detail/CVE-2020-12416
mfsa2020-24 https://www.mozilla.org/en-US/security/advisories/mfsa2020-24
mfsa2020-29 https://www.mozilla.org/en-US/security/advisories/mfsa2020-29
USN-4408-1 https://usn.ubuntu.com/4408-1/
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-2020-12416.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:C/I:C/A:C Found at https://nvd.nist.gov/vuln/detail/CVE-2020-12416
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-2020-12416
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-2020-12416
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 0.71598
EPSS Score 0.00352
Published At Dec. 17, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.