Bug 1649347 (CVE-2018-4700) - CVE-2018-4700 cups: Predictable session cookie breaks CSRF protection
Summary: CVE-2018-4700 cups: Predictable session cookie breaks CSRF protection
Status: NEW
Alias: CVE-2018-4700
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard: impact=moderate,public=20181207,repor...
Keywords: Security
: CVE-2018-4300 (view as bug list)
Depends On: 1651575 1657750 1657859
Blocks: 1649349
TreeView+ depends on / blocked
 
Reported: 2018-11-13 12:46 UTC by Pedro Sampaio
Modified: 2019-06-14 09:12 UTC (History)
13 users (show)

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Clone Of:
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Last Closed:


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Description Pedro Sampaio 2018-11-13 12:46:54 UTC
A flaw was found in the CUPS printing server. Insufficient randomness makes session cookies predictable, breaking CSRF protection.

Comment 5 Stefan Cornelius 2018-11-19 17:28:53 UTC
Statement:

This issue affects the versions of cups as shipped with Red Hat Enterprise Linux 5, 6, and 7.

Red Hat Enterprise Linux 5 is now in Extended Life Phase of the support and maintenance life cycle. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.

Red Hat Enterprise Linux 6 is now in Maintenance Support 2 Phase of the support and maintenance life cycle. This has been rated as having a security impact of Moderate, and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.

Comment 9 Stefan Cornelius 2018-12-10 11:15:27 UTC
Created cups tracking bugs for this issue:

Affects: fedora-all [bug 1657750]

Comment 10 Zdenek Dohnal 2018-12-10 13:59:40 UTC
Stefan, would you mind creating the bugzilla for RHEL 8 too?

Comment 13 Zdenek Dohnal 2019-06-04 12:52:33 UTC
*** Bug 1695929 has been marked as a duplicate of this bug. ***


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