Bug 1850184 (CVE-2020-14933)

Summary:	CVE-2020-14933 squirrelmail: use of unserialize function for the attachments value in compose.php
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED WONTFIX	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	mhlavink
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	An unsafe deserialization vulnerability was found in SquirrelMail. This flaw allows an authenticated user to craft malicious form data when submitting mail.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-07-01 07:27:36 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:	1850185, 1850186
Bug Blocks:	1850187

Description Guilherme de Almeida Suckevicz 2020-06-23 16:47:50 UTC

compose.php in SquirrelMail 1.4.22 calls unserialize for the $attachments value, which originates from an HTTP POST request.

Reference:
https://www.openwall.com/lists/oss-security/2020/06/20/1

Comment 1 Guilherme de Almeida Suckevicz 2020-06-23 16:48:20 UTC

Created squirrelmail tracking bugs for this issue:

Affects: epel-all [bug 1850186]
Affects: fedora-all [bug 1850185]

Comment 2 Product Security DevOps Team 2020-07-01 07:27:36 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-2020-14933