Bug 1966724 (CVE-2020-35452) - CVE-2020-35452 httpd: Single zero byte stack overflow in mod_auth_digest
Summary: CVE-2020-35452 httpd: Single zero byte stack overflow in mod_auth_digest
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2020-35452
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1968276 1968278 1968280 1968282
Blocks: 1966744
TreeView+ depends on / blocked
 
Reported: 2021-06-01 18:19 UTC by Pedro Sampaio
Modified: 2024-12-20 20:09 UTC (History)
48 users (show)

Fixed In Version: httpd 2.4.47
Clone Of:
Environment:
Last Closed: 2021-11-10 17:27:23 UTC
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2021:4613 0 None None None 2021-11-10 17:14:46 UTC
Red Hat Product Errata RHSA-2021:4614 0 None None None 2021-11-10 17:18:39 UTC
Red Hat Product Errata RHSA-2022:1915 0 None None None 2022-05-10 14:17:30 UTC

Description Pedro Sampaio 2021-06-01 18:19:36 UTC 
In Apache httpd before 2.4.48 mod_auth_digest has a single zero byte stack overflow.

References:

https://github.com/apache/httpd/commit/3b6431eb9c9dba603385f70a2131ab4a01bf0d3b
Comment 2 Ted Jongseok Won 2021-06-02 05:47:37 UTC 
This vulnerability is out of security support scope for the following products:
 * Red Hat JBoss Enterprise Application Platform 6
 * Red Hat JBoss Enterprise Web Server 2

Please refer to https://access.redhat.com/support/policy/updates/jboss_notes for more details.
Comment 3 Huzaifa S. Sidhpurwala 2021-06-07 05:21:27 UTC 
Created httpd tracking bugs for this issue:

Affects: fedora-all [bug 1968280]
Comment 5 Huzaifa S. Sidhpurwala 2021-06-16 04:31:35 UTC 
Analysis:

This is a single byte stack overflow when using mod_auth_digest. As per upstream this may not be really exploitable.
Comment 10 errata-xmlrpc 2021-11-10 17:14:42 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Core Services

Via RHSA-2021:4613 https://access.redhat.com/errata/RHSA-2021:4613
Comment 11 errata-xmlrpc 2021-11-10 17:18:35 UTC 
This issue has been addressed in the following products:

  JBoss Core Services on RHEL 7
  JBoss Core Services for RHEL 8

Via RHSA-2021:4614 https://access.redhat.com/errata/RHSA-2021:4614
Comment 12 Product Security DevOps Team 2021-11-10 17:27:18 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2020-35452
Comment 13 errata-xmlrpc 2022-05-10 14:17:27 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2022:1915 https://access.redhat.com/errata/RHSA-2022:1915
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