Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2020-6549 First vendor Publication 2020-09-21
Vendor Cve Last vendor Modification 2023-11-07

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Overall CVSS Score 8.8
Base Score 8.8 Environmental Score 8.8
impact SubScore 5.9 Temporal Score 8.8
Exploitabality Sub Score 2.8
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction Required
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:C/I:C/A:C)
Cvss Base Score 9.3 Attack Range Network
Cvss Impact Score 10 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Use after free in media in Google Chrome prior to 84.0.4147.125 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-6549

CWE : Common Weakness Enumeration

% Id Name
50 % CWE-787 Out-of-bounds Write (CWE/SANS Top 25)
50 % CWE-416 Use After Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 4724
Os 1
Os 1
Os 4

Snort® IPS/IDS

Date Description
2020-12-23 Google Chrome Blink Renderer MediaElementEventListener memory corruption attempt
RuleID : 56438 - Revision : 1 - Type : BROWSER-CHROME
2020-12-23 Google Chrome Blink Renderer MediaElementEventListener memory corruption attempt
RuleID : 56437 - Revision : 1 - Type : BROWSER-CHROME

Sources (Detail)

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedora...
Source Url
DEBIAN https://www.debian.org/security/2021/dsa-4824
GENTOO https://security.gentoo.org/glsa/202101-30
MISC http://packetstormsecurity.com/files/159558/Chrome-MediaElementEventListener-...
https://chromereleases.googleblog.com/2020/08/stable-channel-update-for-deskt...
https://crbug.com/1105426

Alert History

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Date Informations
2023-11-07 21:36:43
  • Multiple Updates
2021-08-05 01:40:22
  • Multiple Updates
2021-07-21 17:23:24
  • Multiple Updates
2021-05-04 14:04:41
  • Multiple Updates
2021-04-22 03:08:50
  • Multiple Updates
2021-01-28 00:22:59
  • Multiple Updates
2021-01-26 21:23:40
  • Multiple Updates
2021-01-02 21:23:32
  • Multiple Updates
2020-12-23 21:23:17
  • Multiple Updates
2020-10-15 05:22:55
  • Multiple Updates
2020-09-28 21:23:14
  • Multiple Updates
2020-09-26 00:22:58
  • Multiple Updates
2020-09-25 21:23:19
  • Multiple Updates
2020-09-22 05:22:59
  • First insertion