Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
Title firefox security update
Informations
Name RHSA-2020:0295 First vendor Publication 2020-01-30
Vendor RedHat Last vendor Modification 2020-01-30
Severity (Vendor) N/A Revision 01

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:P/I:P/A:P)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Problem Description:

An update for firefox is now available for Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions.

Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux AppStream E4S (v. 8.0) - ppc64le, x86_64

3. Description:

Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and portability.

This update upgrades Firefox to version 68.4.1 ESR.

Security Fix(es):

* Mozilla: IonMonkey type confusion with StoreElementHole and FallibleStoreElement (CVE-2019-17026)

* Mozilla: Use-after-free in worker destruction (CVE-2019-17008)

* Mozilla: Memory safety bugs fixed in Firefox 71 and Firefox ESR 68.3 (CVE-2019-17012)

* Mozilla: Bypass of @namespace CSS sanitization during pasting (CVE-2019-17016)

* Mozilla: Type Confusion in XPCVariant.cpp (CVE-2019-17017)

* Mozilla: Memory safety bugs fixed in Firefox 72 and Firefox ESR 68.4 (CVE-2019-17024)

* Mozilla: Buffer overflow in plain text serializer (CVE-2019-17005)

* Mozilla: Use-after-free when performing device orientation checks (CVE-2019-17010)

* Mozilla: Use-after-free when retrieving a document in antitracking (CVE-2019-17011)

* Mozilla: CSS sanitization does not escape HTML tags (CVE-2019-17022)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

4. Solution:

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing the update, Firefox must be restarted for the changes to take effect.

5. Bugs fixed (https://bugzilla.redhat.com/):

1779431 - CVE-2019-17008 Mozilla: Use-after-free in worker destruction 1779434 - CVE-2019-17010 Mozilla: Use-after-free when performing device orientation checks 1779435 - CVE-2019-17005 Mozilla: Buffer overflow in plain text serializer 1779436 - CVE-2019-17011 Mozilla: Use-after-free when retrieving a document in antitracking 1779437 - CVE-2019-17012 Mozilla: Memory safety bugs fixed in Firefox 71 and Firefox ESR 68.3 1788723 - CVE-2019-17016 Mozilla: Bypass of @namespace CSS sanitization during pasting 1788724 - CVE-2019-17017 Mozilla: Type Confusion in XPCVariant.cpp 1788726 - CVE-2019-17022 Mozilla: CSS sanitization does not escape HTML tags 1788727 - CVE-2019-17024 Mozilla: Memory safety bugs fixed in Firefox 72 and Firefox ESR 68.4 1789214 - CVE-2019-17026 Mozilla: IonMonkey type confusion with StoreElementHole and FallibleStoreElement

Original Source

Url : https://rhn.redhat.com/errata/RHSA-2020-0295.html

CWE : Common Weakness Enumeration

% Id Name
38 % CWE-416 Use After Free
38 % CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') (CWE/SANS Top 25)
25 % CWE-79 Failure to Preserve Web Page Structure ('Cross-site Scripting') (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 541
Application 132
Application 417
Os 4
Os 3
Os 1
Os 2
Os 2
Os 1
Os 1
Os 2

Alert History

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0
1
Date Informations
2020-05-23 13:03:45
  • Multiple Updates
2020-03-19 13:19:54
  • First insertion