CVE-2020-15969

chromium-browser: Use after free in WebRTC

Severity Score

8.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Use after free in WebRTC in Google Chrome prior to 86.0.4240.75 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Un uso de la memoria previamente liberada en WebRTC en Google Chrome anterior a versión 86.0.4240.75, permitía a un atacante remoto explotar potencialmente una corrupción de la pila por medio de una página HTML diseñada

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-07-27 CVE Reserved
2020-10-13 CVE Published
2024-08-04 CVE Updated
2024-09-07 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-416: Use After Free
CWE-787: Out-of-bounds Write

CAPEC

References (19)

URL	Tag	Source
http://seclists.org/fulldisclosure/2020/Dec/24	Mailing List
http://seclists.org/fulldisclosure/2020/Dec/26	Mailing List
http://seclists.org/fulldisclosure/2020/Dec/27	Mailing List
http://seclists.org/fulldisclosure/2020/Dec/29	Mailing List
http://seclists.org/fulldisclosure/2020/Dec/30	Mailing List
https://support.apple.com/kb/HT212003	Third Party Advisory
https://support.apple.com/kb/HT212005	Third Party Advisory
https://support.apple.com/kb/HT212007	Third Party Advisory
https://support.apple.com/kb/HT212009	Third Party Advisory
https://support.apple.com/kb/HT212011	Third Party Advisory

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2020-11/msg00016.html	2023-11-07
https://chromereleases.googleblog.com/2020/10/stable-channel-update-for-desktop.html	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/24QFL4C3AZKMFVL7LVSYMU2DNE5VVUGS	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4GWCWNHTTYOH6HSFUXPGPBB6J6JYZHZE	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/SC3U3H6AISVZB5PLZLLNF4HMQ4UFFL7M	2023-11-07
https://security.gentoo.org/glsa/202101-30	2023-11-07
https://www.debian.org/security/2021/dsa-4824	2023-11-07
https://access.redhat.com/security/cve/CVE-2020-15969	2020-11-05
https://bugzilla.redhat.com/show_bug.cgi?id=1885885	2020-11-05

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Google Search vendor "Google"		Chrome Search vendor "Google" for product "Chrome"				< 86.0.4240.75 Search vendor "Google" for product "Chrome" and version " < 86.0.4240.75"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				31 Search vendor "Fedoraproject" for product "Fedora" and version "31"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				32 Search vendor "Fedoraproject" for product "Fedora" and version "32"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				33 Search vendor "Fedoraproject" for product "Fedora" and version "33"		-		Affected
Opensuse Search vendor "Opensuse"		Backports Sle Search vendor "Opensuse" for product "Backports Sle"				15.0 Search vendor "Opensuse" for product "Backports Sle" and version "15.0"		sp2		Affected
Apple Search vendor "Apple"		Safari Search vendor "Apple" for product "Safari"				< 14.0.2 Search vendor "Apple" for product "Safari" and version " < 14.0.2"		-		Affected
Apple Search vendor "Apple"		Ipados Search vendor "Apple" for product "Ipados"				< 14.3 Search vendor "Apple" for product "Ipados" and version " < 14.3"		-		Affected
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				< 14.3 Search vendor "Apple" for product "Iphone Os" and version " < 14.3"		-		Affected
Apple Search vendor "Apple"		Macos Search vendor "Apple" for product "Macos"				< 11.1 Search vendor "Apple" for product "Macos" and version " < 11.1"		-		Affected
Apple Search vendor "Apple"		Tvos Search vendor "Apple" for product "Tvos"				< 14.3 Search vendor "Apple" for product "Tvos" and version " < 14.3"		-		Affected
Apple Search vendor "Apple"		Watchos Search vendor "Apple" for product "Watchos"				< 7.2 Search vendor "Apple" for product "Watchos" and version " < 7.2"		-		Affected