Bug 1316083 (DWF-2016-89000)

Summary:	tgcaptcha does not have any prevention against replay attacks
Product:	[Fedora] Fedora	Reporter:	Patrick Uiterwijk <puiterwijk>
Component:	python-tgcaptcha2	Assignee:	Pierre-YvesChibon <pingou>
Status:	CLOSED ERRATA	QA Contact:	Pierre-YvesChibon <pingou>
Severity:	unspecified	Docs Contact:
Priority:	unspecified
Version:	rawhide	CC:	security-response-team
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	python-tgcaptcha2-0.3.1-1.fc22 python-tgcaptcha2-0.3.1-1.fc23 python-tgcaptcha2-0.3.1-1.el6 python-tgcaptcha2-0.3.1-1.fc24	Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2016-04-24 20:49:53 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:

Description Patrick Uiterwijk 2016-03-09 11:40:45 UTC

Description of problem:
If an attacker stores a captcha and its hidden value, they can reuse that same captcha an unlimited amount of time for as long as it's valid.

Version-Release number of selected component (if applicable):
python-tgccaptcha2-0.2.0-1

How reproducible:
Consistent

Steps to Reproduce:
1. Get one captcha value and store the hidden value and solves answer
2. Submit those values twice

Actual results:
Both times are accepted.

Expected results:
The second time should be refused.

Additional info:

Comment 1 Fedora Update System 2016-03-09 14:09:40 UTC

python-tgcaptcha2-0.3.1-1.fc24 has been submitted as an update to Fedora 24. https://bodhi.fedoraproject.org/updates/FEDORA-2016-cdb5052362

Comment 2 Fedora Update System 2016-03-09 14:09:51 UTC

python-tgcaptcha2-0.3.1-1.el6 has been submitted as an update to Fedora EPEL 6. https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2016-44de0606ef

Comment 3 Fedora Update System 2016-03-09 14:09:58 UTC

python-tgcaptcha2-0.3.1-1.fc23 has been submitted as an update to Fedora 23. https://bodhi.fedoraproject.org/updates/FEDORA-2016-d7dafbf27f

Comment 4 Fedora Update System 2016-03-09 14:10:05 UTC

python-tgcaptcha2-0.3.1-1.fc22 has been submitted as an update to Fedora 22. https://bodhi.fedoraproject.org/updates/FEDORA-2016-5f44e89fe0

Comment 5 Fedora Update System 2016-03-10 01:56:01 UTC

python-tgcaptcha2-0.3.1-1.fc24 has been pushed to the Fedora 24 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2016-cdb5052362

Comment 6 Fedora Update System 2016-03-10 15:53:32 UTC

python-tgcaptcha2-0.3.1-1.el6 has been pushed to the Fedora EPEL 6 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2016-44de0606ef

Comment 7 Fedora Update System 2016-03-10 16:51:52 UTC

python-tgcaptcha2-0.3.1-1.fc22 has been pushed to the Fedora 22 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2016-5f44e89fe0

Comment 8 Fedora Update System 2016-03-10 16:53:49 UTC

python-tgcaptcha2-0.3.1-1.fc23 has been pushed to the Fedora 23 testing repository. If problems still persist, please make note of it in this bug report.
See https://fedoraproject.org/wiki/QA:Updates_Testing for
instructions on how to install test updates.
You can provide feedback for this update here: https://bodhi.fedoraproject.org/updates/FEDORA-2016-d7dafbf27f

Comment 9 Fedora Update System 2016-04-24 20:49:49 UTC

python-tgcaptcha2-0.3.1-1.fc22 has been pushed to the Fedora 22 stable repository. If problems still persist, please make note of it in this bug report.

Comment 10 Fedora Update System 2016-04-24 20:53:21 UTC

python-tgcaptcha2-0.3.1-1.fc23 has been pushed to the Fedora 23 stable repository. If problems still persist, please make note of it in this bug report.

Comment 11 Fedora Update System 2016-04-24 20:53:44 UTC

python-tgcaptcha2-0.3.1-1.el6 has been pushed to the Fedora EPEL 6 stable repository. If problems still persist, please make note of it in this bug report.

Comment 12 Fedora Update System 2016-05-07 12:12:25 UTC

python-tgcaptcha2-0.3.1-1.fc24 has been pushed to the Fedora 24 stable repository. If problems still persist, please make note of it in this bug report.