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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2020.1135
              httpd security, bug fix, and enhancement update
                               1 April 2020

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           httpd
Publisher:         Red Hat
Operating System:  Red Hat Enterprise Linux Server 7
                   Red Hat Enterprise Linux WS/Desktop 7
Impact/Access:     Denial of Service -- Remote/Unauthenticated      
                   Reduced Security  -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2018-17199 CVE-2018-1301 CVE-2017-15710

Reference:         ASB-2020.0001
                   ESB-2019.4614
                   ESB-2019.4403
                   ESB-2019.1240

Original Bulletin: 
   https://access.redhat.com/errata/RHSA-2020:1121

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                   Red Hat Security Advisory

Synopsis:          Moderate: httpd security, bug fix, and enhancement update
Advisory ID:       RHSA-2020:1121-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:1121
Issue date:        2020-03-31
CVE Names:         CVE-2017-15710 CVE-2018-1301 CVE-2018-17199 
=====================================================================

1. Summary:

An update for httpd is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Enterprise Linux Client Optional (v. 7) - noarch, x86_64
Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch, x86_64
Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

3. Description:

The httpd packages provide the Apache HTTP Server, a powerful, efficient,
and extensible web server.

Security Fix(es):

* httpd: mod_session_cookie does not respect expiry time (CVE-2018-17199)

* httpd: Out of bounds write in mod_authnz_ldap when using too small
Accept-Language values (CVE-2017-15710)

* httpd: Out of bounds access after failure in reading the HTTP request
(CVE-2018-1301)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the Red Hat
Enterprise Linux 7.8 Release Notes linked from the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing the updated packages, the httpd daemon will be restarted
automatically.

5. Bugs fixed (https://bugzilla.redhat.com/):

1486889 - htpasswd: support SHA-x passwords for FIPS compatibility
1560599 - CVE-2017-15710 httpd: Out of bounds write in mod_authnz_ldap when using too small Accept-Language values
1560643 - CVE-2018-1301 httpd: Out of bounds access after failure in reading the HTTP request
1630886 - scriptlet can fail if hostname is not installed
1633152 - mod_session missing apr-util-openssl
1649470 - httpd response contains garbage in Content-Type header
1668493 - CVE-2018-17199 httpd: mod_session_cookie does not respect expiry time
1673457 - Apache child process crashes because ScriptAliasMatch directive.
1724034 - Unexpected OCSP in proxy SSL connection

6. Package List:

Red Hat Enterprise Linux Client Optional (v. 7):

Source:
httpd-2.4.6-93.el7.src.rpm

noarch:
httpd-manual-2.4.6-93.el7.noarch.rpm

x86_64:
httpd-2.4.6-93.el7.x86_64.rpm
httpd-debuginfo-2.4.6-93.el7.x86_64.rpm
httpd-devel-2.4.6-93.el7.x86_64.rpm
httpd-tools-2.4.6-93.el7.x86_64.rpm
mod_ldap-2.4.6-93.el7.x86_64.rpm
mod_proxy_html-2.4.6-93.el7.x86_64.rpm
mod_session-2.4.6-93.el7.x86_64.rpm
mod_ssl-2.4.6-93.el7.x86_64.rpm

Red Hat Enterprise Linux ComputeNode Optional (v. 7):

Source:
httpd-2.4.6-93.el7.src.rpm

noarch:
httpd-manual-2.4.6-93.el7.noarch.rpm

x86_64:
httpd-2.4.6-93.el7.x86_64.rpm
httpd-debuginfo-2.4.6-93.el7.x86_64.rpm
httpd-devel-2.4.6-93.el7.x86_64.rpm
httpd-tools-2.4.6-93.el7.x86_64.rpm
mod_ldap-2.4.6-93.el7.x86_64.rpm
mod_proxy_html-2.4.6-93.el7.x86_64.rpm
mod_session-2.4.6-93.el7.x86_64.rpm
mod_ssl-2.4.6-93.el7.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
httpd-2.4.6-93.el7.src.rpm

noarch:
httpd-manual-2.4.6-93.el7.noarch.rpm

ppc64:
httpd-2.4.6-93.el7.ppc64.rpm
httpd-debuginfo-2.4.6-93.el7.ppc64.rpm
httpd-devel-2.4.6-93.el7.ppc64.rpm
httpd-tools-2.4.6-93.el7.ppc64.rpm
mod_session-2.4.6-93.el7.ppc64.rpm
mod_ssl-2.4.6-93.el7.ppc64.rpm

ppc64le:
httpd-2.4.6-93.el7.ppc64le.rpm
httpd-debuginfo-2.4.6-93.el7.ppc64le.rpm
httpd-devel-2.4.6-93.el7.ppc64le.rpm
httpd-tools-2.4.6-93.el7.ppc64le.rpm
mod_session-2.4.6-93.el7.ppc64le.rpm
mod_ssl-2.4.6-93.el7.ppc64le.rpm

s390x:
httpd-2.4.6-93.el7.s390x.rpm
httpd-debuginfo-2.4.6-93.el7.s390x.rpm
httpd-devel-2.4.6-93.el7.s390x.rpm
httpd-tools-2.4.6-93.el7.s390x.rpm
mod_session-2.4.6-93.el7.s390x.rpm
mod_ssl-2.4.6-93.el7.s390x.rpm

x86_64:
httpd-2.4.6-93.el7.x86_64.rpm
httpd-debuginfo-2.4.6-93.el7.x86_64.rpm
httpd-devel-2.4.6-93.el7.x86_64.rpm
httpd-tools-2.4.6-93.el7.x86_64.rpm
mod_session-2.4.6-93.el7.x86_64.rpm
mod_ssl-2.4.6-93.el7.x86_64.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

ppc64:
httpd-debuginfo-2.4.6-93.el7.ppc64.rpm
mod_ldap-2.4.6-93.el7.ppc64.rpm
mod_proxy_html-2.4.6-93.el7.ppc64.rpm

ppc64le:
httpd-debuginfo-2.4.6-93.el7.ppc64le.rpm
mod_ldap-2.4.6-93.el7.ppc64le.rpm
mod_proxy_html-2.4.6-93.el7.ppc64le.rpm

s390x:
httpd-debuginfo-2.4.6-93.el7.s390x.rpm
mod_ldap-2.4.6-93.el7.s390x.rpm
mod_proxy_html-2.4.6-93.el7.s390x.rpm

x86_64:
httpd-debuginfo-2.4.6-93.el7.x86_64.rpm
mod_ldap-2.4.6-93.el7.x86_64.rpm
mod_proxy_html-2.4.6-93.el7.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
httpd-2.4.6-93.el7.src.rpm

noarch:
httpd-manual-2.4.6-93.el7.noarch.rpm

x86_64:
httpd-2.4.6-93.el7.x86_64.rpm
httpd-debuginfo-2.4.6-93.el7.x86_64.rpm
httpd-devel-2.4.6-93.el7.x86_64.rpm
httpd-tools-2.4.6-93.el7.x86_64.rpm
mod_session-2.4.6-93.el7.x86_64.rpm
mod_ssl-2.4.6-93.el7.x86_64.rpm

Red Hat Enterprise Linux Workstation Optional (v. 7):

x86_64:
httpd-debuginfo-2.4.6-93.el7.x86_64.rpm
mod_ldap-2.4.6-93.el7.x86_64.rpm
mod_proxy_html-2.4.6-93.el7.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2017-15710
https://access.redhat.com/security/cve/CVE-2018-1301
https://access.redhat.com/security/cve/CVE-2018-17199
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.8_release_notes/index

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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