Bug 1832565 (CVE-2020-12397)

Summary:	CVE-2020-12397 Mozilla: Sender Email Address Spoofing using encoded Unicode characters
Product:	[Other] Security Response	Reporter:	msiddiqu
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	cschalle, gecko-bugs-nobody, jhorak, security-response-team, stransky
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	thunderbird 68.8.0	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-05-11 10:31:52 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1831592, 1831593, 1831594, 1831595, 1831596, 1831597, 1831598
Bug Blocks:	1831590

Description msiddiqu 2020-05-06 20:30:15 UTC

By encoding Unicode whitespace characters within the From
email header, an attacker can spoof the sender email address
that Thunderbird displays.



External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2020-18/#CVE-2020-12397

Comment 1 msiddiqu 2020-05-06 20:30:18 UTC

Acknowledgments:

Name: the Mozilla project
Upstream: Ahmed Elsobky (@0xSobky)

Comment 2 errata-xmlrpc 2020-05-11 08:54:49 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions

Via RHSA-2020:2048 https://access.redhat.com/errata/RHSA-2020:2048

Comment 3 errata-xmlrpc 2020-05-11 09:05:50 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.1 Extended Update Support

Via RHSA-2020:2047 https://access.redhat.com/errata/RHSA-2020:2047

Comment 4 errata-xmlrpc 2020-05-11 09:25:22 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2020:2046 https://access.redhat.com/errata/RHSA-2020:2046

Comment 5 errata-xmlrpc 2020-05-11 09:34:46 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2020:2049 https://access.redhat.com/errata/RHSA-2020:2049

Comment 6 errata-xmlrpc 2020-05-11 09:51:18 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2020:2050 https://access.redhat.com/errata/RHSA-2020:2050

Comment 7 Product Security DevOps Team 2020-05-11 10:31:52 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2020-12397