Bug 1849651

Summary:	CVE-2020-14019 RHEL8.3: rtslib: weak permissions for /etc/target/saveconfig.json
Product:	Red Hat Enterprise Linux 8	Reporter:	Maurizio Lombardi <mlombard>
Component:	python-rtslib	Assignee:	Maurizio Lombardi <mlombard>
Status:	CLOSED ERRATA	QA Contact:	Filip Suba <fsuba>
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	8.3	CC:	fsuba
Target Milestone:	rc	Keywords:	Bugfix, Rebase
Target Release:	8.0	Flags:	pm-rhel: mirror+
Hardware:	Unspecified
OS:	Unspecified
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Doc Text:		Story Points:	---
Clone Of:
Clones:	1855171 (view as bug list)		Environment:
Last Closed:	2020-11-04 01:51:53 UTC	Type:	Bug
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:
Bug Blocks:	1855171

Description Maurizio Lombardi 2020-06-22 12:41:30 UTC

Description of problem:

-iSCSI rtslib-fb through 2.1.72 has weak permissions for /etc/target/saveconfig.json because shutil.copyfile (instead of shutil.copy) is used, and thus permissions are not preserved. 

Version-Release number of selected component (if applicable):


How reproducible:


Steps to Reproduce:
1. delete the old saveconfig.json file (if any)
2. open targetcli, save and exit
3. saveconfig.json is re-created with wrong perms

Additional info:

https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14019

Comment 5 Filip Suba 2020-08-19 09:49:50 UTC

Verified with python-rtslib-2.1.73-2.el8.
# ls -l
...
-rw-------.  1 root root   69 Aug 19 05:46 saveconfig.json

Comment 8 errata-xmlrpc 2020-11-04 01:51:53 UTC

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (python-rtslib bug fix and enhancement update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHEA-2020:4505