RHEL 8 : httpd:2.4 (RHSA-2020:4751)

critical Nessus Plugin ID 142397

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:4751 advisory.

- httpd: mod_http2: DoS via slow, unneeded request bodies (CVE-2018-17189)

- httpd: mod_http2: read-after-free on a string compare (CVE-2019-0196)

- httpd: mod_http2: possible crash on late upgrade (CVE-2019-0197)

- httpd: memory corruption on early pushes (CVE-2019-10081)

- httpd: read-after-free in h2 connection shutdown (CVE-2019-10082)

- httpd: limited cross-site scripting in mod_proxy error page (CVE-2019-10092)

- httpd: null-pointer dereference in mod_remoteip (CVE-2019-10097)

- httpd: mod_rewrite potential open redirect (CVE-2019-10098)

- httpd: mod_rewrite configurations vulnerable to open redirect (CVE-2020-1927)

- httpd: mod_proxy_ftp use of uninitialized value (CVE-2020-1934)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://access.redhat.com/security/cve/CVE-2020-1927

https://access.redhat.com/security/cve/CVE-2020-1934

https://access.redhat.com/errata/RHSA-2020:4751

https://bugzilla.redhat.com/1668497

https://bugzilla.redhat.com/1695030

https://bugzilla.redhat.com/1695042

https://bugzilla.redhat.com/1743956

https://bugzilla.redhat.com/1743959

https://bugzilla.redhat.com/1743966

https://bugzilla.redhat.com/1743974

https://bugzilla.redhat.com/1743996

https://bugzilla.redhat.com/1820761

https://bugzilla.redhat.com/1820772

https://access.redhat.com/security/cve/CVE-2018-17189

https://access.redhat.com/security/cve/CVE-2019-0196

https://access.redhat.com/security/cve/CVE-2019-0197

https://access.redhat.com/security/cve/CVE-2019-10081

https://access.redhat.com/security/cve/CVE-2019-10082

https://access.redhat.com/security/cve/CVE-2019-10092

https://access.redhat.com/security/cve/CVE-2019-10097

https://access.redhat.com/security/cve/CVE-2019-10098

Plugin Details

Severity: Critical

ID: 142397

File Name: redhat-RHSA-2020-4751.nasl

Version: 1.10

Type: local

Agent: unix

Published: 11/4/2020

Updated: 5/25/2023

Supported Sensors: Agentless Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:P

CVSS Score Source: CVE-2019-10082

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 8.2

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:8, cpe:/o:redhat:rhel_aus:8.4, cpe:/o:redhat:rhel_aus:8.6, cpe:/o:redhat:rhel_e4s:8.4, cpe:/o:redhat:rhel_e4s:8.6, cpe:/o:redhat:rhel_eus:8.4, cpe:/o:redhat:rhel_eus:8.6, cpe:/o:redhat:rhel_tus:8.4, cpe:/o:redhat:rhel_tus:8.6, p-cpe:/a:redhat:enterprise_linux:httpd, p-cpe:/a:redhat:enterprise_linux:httpd-devel, p-cpe:/a:redhat:enterprise_linux:httpd-filesystem, p-cpe:/a:redhat:enterprise_linux:httpd-manual, p-cpe:/a:redhat:enterprise_linux:httpd-tools, p-cpe:/a:redhat:enterprise_linux:mod_http2, p-cpe:/a:redhat:enterprise_linux:mod_ldap, p-cpe:/a:redhat:enterprise_linux:mod_md, p-cpe:/a:redhat:enterprise_linux:mod_proxy_html, p-cpe:/a:redhat:enterprise_linux:mod_session, p-cpe:/a:redhat:enterprise_linux:mod_ssl

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/4/2020

Vulnerability Publication Date: 1/22/2019

Reference Information

CVE: CVE-2018-17189, CVE-2019-0196, CVE-2019-0197, CVE-2019-10081, CVE-2019-10082, CVE-2019-10092, CVE-2019-10097, CVE-2019-10098, CVE-2020-1927, CVE-2020-1934

BID: 107669, 107665, 106685

CWE: 120, 400, 416, 444, 456, 601, 79

IAVA: 2019-A-0033-S, 2019-A-0098-S, 2020-A-0022, 2020-A-0140, 2020-A-0324, 2020-A-0326

RHSA: 2020:4751