SUSE SLED15 / SLES15 Security Update : apache2 (SUSE-SU-2020:2311-1)

critical Nessus Plugin ID 139844

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Synopsis

The remote SUSE host is missing one or more security updates.

Description

This update for apache2 fixes the following issues :

CVE-2020-9490: Fixed a crash caused by a specially crafted value for the 'Cache-Digest' header in a HTTP/2 request (bsc#1175071).

CVE-2020-11984: Fixed an information disclosure bug in mod_proxy_uwsgi (bsc#1175074).

CVE-2020-11993: When trace/debug was enabled for the HTTP/2 module logging statements were made on the wrong connection (bsc#1175070).

Solve a crash in mod_proxy_uwsgi for empty values of environment variables. (bsc#1174052)

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Module for Server Applications 15-SP2 :

zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP2-2020-2311=1

SUSE Linux Enterprise Module for Basesystem 15-SP2 :

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2020-2311=1

See Also

https://bugzilla.suse.com/show_bug.cgi?id=1174052

https://bugzilla.suse.com/show_bug.cgi?id=1175070

https://bugzilla.suse.com/show_bug.cgi?id=1175071

https://bugzilla.suse.com/show_bug.cgi?id=1175074

https://www.suse.com/security/cve/CVE-2020-11984/

https://www.suse.com/security/cve/CVE-2020-11993/

https://www.suse.com/security/cve/CVE-2020-9490/

http://www.nessus.org/u?2fa8dcc1

Plugin Details

Severity: Critical

ID: 139844

File Name: suse_SU-2020-2311-1.nasl

Version: 1.9

Type: local

Agent: unix

Published: 8/26/2020

Updated: 2/23/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2020-11984

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:apache2, p-cpe:/a:novell:suse_linux:apache2-debuginfo, p-cpe:/a:novell:suse_linux:apache2-debugsource, p-cpe:/a:novell:suse_linux:apache2-devel, p-cpe:/a:novell:suse_linux:apache2-prefork, p-cpe:/a:novell:suse_linux:apache2-prefork-debuginfo, p-cpe:/a:novell:suse_linux:apache2-utils, p-cpe:/a:novell:suse_linux:apache2-utils-debuginfo, p-cpe:/a:novell:suse_linux:apache2-worker, p-cpe:/a:novell:suse_linux:apache2-worker-debuginfo, cpe:/o:novell:suse_linux:15

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/25/2020

Vulnerability Publication Date: 8/7/2020

Reference Information

CVE: CVE-2020-11984, CVE-2020-11993, CVE-2020-9490

IAVA: 2020-A-0376-S