CVE-2020-12416

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.

CVSS v3.0 8.8 HIGH
CVSS v2.0 9.3 HIGH

8.8^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

9.3^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:M/Au:N/C:C/I:C/A:C

Exploitability : 8.6 / Impact : 10.0

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.mozilla.org/security/advisories/mfsa2020-24/	Vendor Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1639734	Exploit Issue Tracking Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.html	Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.html	Mailing List Third Party Advisory
https://security.gentoo.org/glsa/202007-10	Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:opensuse:leap:15.1:::::::*
	cpe:2.3:o:opensuse:leap:15.2:::::::*

Information

Published : 2020-07-09 08:15

Updated : 2022-05-03 06:57

NVD link : CVE-2020-12416

Mitre link : CVE-2020-12416

JSON object : View

CWE

CWE-416

Use After Free

CWE-362

Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

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Products Affected

mozilla

firefox

opensuse

leap

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