Bug 1735572 (CVE-2019-14452)

Summary:	CVE-2019-14452 sigil: allows attackers to write arbitrary files via a ../ (dot dot slash) in a ZIP archive entry
Product:	[Other] Security Response	Reporter:	Dhananjay Arunesh <darunesh>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	dan, hdegoede
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-08-01 07:18:27 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:	1735573, 1735574
Bug Blocks:

Description Dhananjay Arunesh 2019-08-01 06:03:18 UTC

A vulnerability was found in Sigil before 0.9.16 is vulnerable to a directory traversal, allowing attackers to write arbitrary files via a ../ (dot dot slash) in a ZIP archive entry that is mishandled during extraction.

Reference:
https://github.com/Sigil-Ebook/flightcrew/issues/52#issuecomment-505967936
https://github.com/Sigil-Ebook/Sigil/commit/04e2f280cc4a0766bedcc7b9eb56449ceecc2ad4
https://github.com/Sigil-Ebook/Sigil/compare/ea7f27d...5b867e5
https://github.com/Sigil-Ebook/Sigil/commit/369eebe936e4a8c83cc54662a3412ce8bef189e4
https://github.com/Sigil-Ebook/Sigil/commit/0979ba8d10c96ebca330715bfd4494ea0e019a8f
https://github.com/Sigil-Ebook/Sigil/releases/tag/0.9.16
https://github.com/Sigil-Ebook/flightcrew/issues/52#issuecomment-505997355

Comment 1 Dhananjay Arunesh 2019-08-01 06:03:34 UTC

Created sigil tracking bugs for this issue:

Affects: epel-7 [bug 1735574]
Affects: fedora-all [bug 1735573]

Comment 2 Product Security DevOps Team 2019-08-01 07:18:27 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.