RHSA-2020:1121 - Security Advisory

Topic

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.

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.

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.

Affected Products

• Red Hat Enterprise Linux Server 7 x86_64
• Red Hat Enterprise Linux Server - Extended Life Cycle Support 7 x86_64
• Red Hat Enterprise Linux Workstation 7 x86_64
• Red Hat Enterprise Linux Desktop 7 x86_64
• Red Hat Enterprise Linux for IBM z Systems 7 s390x
• Red Hat Enterprise Linux for Power, big endian 7 ppc64
• Red Hat Enterprise Linux for Scientific Computing 7 x86_64
• Red Hat Enterprise Linux for Power, little endian 7 ppc64le
• Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) 7 s390x
• Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, big endian 7 ppc64
• Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, little endian 7 ppc64le

Fixes

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

CVEs

• CVE-2017-15710
• CVE-2018-1301
• CVE-2018-17199

References

• 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