Bug 1598529 – CVE-2018-12373 thunderbird: S/MIME plaintext can be leaked through HTML reply/forward

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Bug 1598529 - (CVE-2018-12373) CVE-2018-12373 thunderbird: S/MIME plaintext can be leaked through HTML reply/forward

Summary:	CVE-2018-12373 thunderbird: S/MIME plaintext can be leaked through HTML reply...

Status:	NEW

Aliases:	CVE-2018-12373

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	high Severity high
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
Docs Contact:

URL:
Whiteboard:	impact=important,public=20180527,repo...
Keywords:	Security

Depends On:	1598646 1598530 1598531 1598644 1598645 1607204
Blocks:	1596475
	Show dependency tree / graph

Reported:	2018-07-05 14:09 EDT by Laura Pardo
Modified:	2018-10-31 19:00 EDT (History)
CC List:	11 users (show)

See Also:
Fixed In Version:	thunderbird 52.9
Doc Type:	If docs needed, set a value
Doc Text:
Story Points:	---
Clone Of:
Environment:
Last Closed:
Type:	---
Regression:	---
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CRM:
Verified Versions:
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oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

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External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2018:2251	None	None	None	2018-07-24 17:35 EDT
Red Hat Product Errata	RHSA-2018:2252	None	None	None	2018-07-24 17:34 EDT

Groups: None (edit)

Description Laura Pardo 2018-07-05 14:09:39 EDT

A flaw was found in Mozilla Thunderbird before version 52.9. Decrypted S/MIME parts hidden with CSS or <plaintext> can leak plaintext when included in a HTML reply/forward. 


References:
https://www.mozilla.org/en-US/security/advisories/mfsa2018-18/#CVE-2018-12373
https://bugzilla.mozilla.org/show_bug.cgi?id=1464667

Comment 1 Laura Pardo 2018-07-05 14:10:29 EDT

Created thunderbird tracking bugs for this issue:

Affects: fedora-all [bug 1598530]

Comment 5 errata-xmlrpc 2018-07-24 17:34:17 EDT

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2018:2252 https://access.redhat.com/errata/RHSA-2018:2252

Comment 6 errata-xmlrpc 2018-07-24 17:34:58 EDT

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2018:2251 https://access.redhat.com/errata/RHSA-2018:2251

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