Bug 1189058 (CVE-2021-37746)

Summary:	VUL-0: CVE-2021-37746: claws-mail: insufficient link checks before accepting a click in textview_uri_security_check() in textview.c
Product:	[openSUSE] openSUSE Distribution	Reporter:	Gianluca Gabrielli <gianluca.gabrielli>
Component:	Other	Assignee:	Carsten Ziepke <kieltux>
Status:	RESOLVED FIXED	QA Contact:	Security Team bot <security-team>
Severity:	Normal
Priority:	P5 - None
Version:	Leap 15.3
Target Milestone:	---
Hardware:	Other
OS:	Other
URL:	https://smash.suse.de/issue/305326/
Whiteboard:
Found By:	Security Response Team	Services Priority:
Business Priority:		Blocker:	---
Marketing QA Status:	---	IT Deployment:	---

Description Gianluca Gabrielli 2021-08-04 10:40:23 UTC

textview_uri_security_check in textview.c in Claws Mail before 3.18.0, and Sylpheed through 3.7.0, does not have sufficient link checks before accepting a click.

Reference and upstream patch:
https://git.claws-mail.org/?p=claws.git;a=commit;h=ac286a71ed78429e16c612161251b9ea90ccd431

References:
https://bugzilla.redhat.com/show_bug.cgi?id=1988550
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-37746
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-37746
https://sylpheed.sraoss.jp/sylpheed/v3.7/sylpheed-3.7.0.tar.xz
https://git.claws-mail.org/?p=claws.git;a=commit;h=ac286a71ed78429e16c612161251b9ea90ccd431
https://claws-mail.org/download.php?file=releases/claws-mail-3.18.0.tar.xz

Comment 1 Gianluca Gabrielli 2021-08-04 10:40:51 UTC

openSUSE:Factory/claws-mail is already fixed. Closing