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Test document

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Execute with reference to the following

Bluval User Guide

Steps To Implement Security Scan Requirements

https://vuls.io/docs/en/tutorial-docker.html

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In this Blueprint, we test lynis & vuls, we do not test k8s related tests: because of not using k8s.

Also refer to Bluval User Guide, the procedure is to clone the files from http://gerrit.akraino.org/r/validation and execute them,

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There are 26 CVEs with a CVSS score >= 9.0. These are exceptions requested here:

Release 7: Akraino CVE and KHV Vulnerability Exception Request

CVE-ID

CVSS

NVD

Fix/Notes

PACKAGES

CVE-2016-1585

9.8

https://nvd.nist.gov/vuln/detail/CVE-2016-1585

No fix available

apparmor

CVE-2017-18201

9.8

https://nvd.nist.gov/vuln/detail/CVE-2017-18201

No fix available

libcdio17

CVE-2017-7827

9.8

https://nvd.nist.gov/vuln/detail/CVE-2017-7827

Uninstall firefox
$ sudo apt remove firefox*

libmozjs-52-0

CVE-2018-5090

9.8

https://nvd.nist.gov/vuln/detail/CVE-2018-5090

Uninstall firefox
$ sudo apt remove firefox*

libmozjs-52-0

CVE-2018-5126

9.8

https://nvd.nist.gov/vuln/detail/CVE-2018-5126

Uninstall firefox
$ sudo apt remove firefox*

libmozjs-52-0

CVE-2018-5145

9.8

https://nvd.nist.gov/vuln/detail/CVE-2018-5145

Uninstall firefox
$ sudo apt remove firefox*

libmozjs-52-0

CVE-2018-5151

9.8

https://nvd.nist.gov/vuln/detail/CVE-2018-5151

Uninstall firefox
$ sudo apt remove firefox*

libmozjs-52-0

CVE-2019-17041

9.8

https://nvd.nist.gov/vuln/detail/CVE-2019-17041

Reported fixed in 8.19 and later version (installed), but still reported by Vuls

rsyslog

CVE-2019-17042

9.8

https://nvd.nist.gov/vuln/detail/CVE-2019-17042

Reported fixed in 8.19 and later version (installed), but still reported by Vuls

rsyslog

CVE-2019-82879.8https://nvd.nist.gov/vuln/detail/CVE-2019-8287Uninstall tigervncserver
$ sudo apt remove tigervnc*
$ sudo apt-get remove tightvnc* -y		tightvncserver
CVE-2022-03189.8https://nvd.nist.gov/vuln/detail/CVE-2022-0318Uninstall vim
$ sudo apt remove vim*		vim
CVE-2022-238529.8https://nvd.nist.gov/vuln/detail/CVE-2022-23852Uninstall firefox, thunderbird
$ sudo apt remove firefox* thunderbird*		firefox, thunderbird
CVE-2022-247919.8https://nvd.nist.gov/vuln/detail/CVE-2022-24791Uninstall firefox, thunderbird
$ sudo apt remove firefox* thunderbird*		firefox, thunderbird

CVE-2022-25235

9.8

https://nvd.nist.gov/vuln/detail/CVE-2022-25235

Uninstall firefox, thunderbird
$ sudo apt remove firefox* thunderbird*

firefox, thunderbird

CVE-2022-25236

9.8

https://nvd.nist.gov/vuln/detail/CVE-2022-25236

Uninstall firefox, thunderbird
$ sudo apt remove firefox* thunderbird*

firefox, thunderbird

CVE-2022-25315

9.8

https://nvd.nist.gov/vuln/detail/CVE-2022-25315

Uninstall firefox, thunderbird
$ sudo apt remove firefox* thunderbird*

firefox, thunderbird

CVE-2022-36499.8https://nvd.nist.gov/vuln/detail/CVE-2022-3649No fix availablelinux-image-4.15.0-197-generic
CVE-2022-376099.8https://nvd.nist.gov/vuln/detail/CVE-2022-37609Uninstall firefox, thunderbird
$ sudo apt remove firefox* thunderbird*		thunderbird
CVE-2022-393949.8https://nvd.nist.gov/vuln/detail/CVE-2022-39394Uninstall thunderbird
$ sudo apt remove thunderbird*		thunderbird
CVE-2016-91809.1https://nvd.nist.gov/vuln/detail/CVE-2016-9180No fix availablelibxml-twig-perl

CVE-2019-20433

9.1

https://nvd.nist.gov/vuln/detail/CVE-2019-20433

No fix available

aspell

CVE-2022-243039.1https://nvd.nist.gov/vuln/detail/CVE-2022-24303No fix availablepython3-pil
CVE-2022-393199.1https://security-tracker.debian.org/tracker/CVE-2022-39319No fix availablelibfreerdp-client2-2, libfreerdp2-2, libwinpr2-2
CVE-2022-418779.1https://nvd.nist.gov/vuln/detail/CVE-2022-41877No fix availablelibfreerdp-client2-2, libfreerdp2-2, libwinpr2-2

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There are 40 CVEs with a CVSS score >= 9.0. These are exceptions requested here:

Release 7: Akraino CVE and KHV Vulnerability Exception Request

CVE-ID

CVSS

NVD

Fix/Notes

PACKAGES

CVE-2016-15859.8https://ubuntu.com/security/CVE-2016-1585No fix availableapparmor
CVE-2017-182019.8https://ubuntu.com/security/CVE-2017-18201No fix availablelibcdio17
CVE-2017-78279.8https://ubuntu.com/security/CVE-2017-7827No fix availablelibmozjs-52-0
CVE-2018-50909.8https://ubuntu.com/security/CVE-2018-5090No fix availablelibmozjs-52-0
CVE-2018-51269.8https://ubuntu.com/security/CVE-2018-5126No fix availablelibmozjs-52-0
CVE-2018-51459.8https://ubuntu.com/security/CVE-2018-5145No fix availablelibmozjs-52-0
CVE-2018-51519.8https://ubuntu.com/security/CVE-2018-5151No fix availablelibmozjs-52-0
CVE-2019-170419.8https://ubuntu.com/security/CVE-2019-17041No fix availablersyslog
CVE-2019-170429.8https://ubuntu.com/security/CVE-2019-17042No fix availablersyslog
CVE-2022-03189.8https://ubuntu.com/security/CVE-2022-0318No fix availablexxd
CVE-2022-36499.8https://ubuntu.com/security/CVE-2022-3649No fix availablelinux-image-4.15.0-197-generic
CVE-2022-38909.6https://ubuntu.com/security/CVE-2022-3890No fix availablechromium-browser
CVE-2022-41359.6https://ubuntu.com/security/CVE-2022-4135No fix availablechromium-browser
CVE-2016-91809.1https://ubuntu.com/security/CVE-2016-9180No fix availablelibxml-twig-perl
CVE-2019-204339.1https://ubuntu.com/security/CVE-2019-20433No fix availableaspell
CVE-2022-243039.1https://ubuntu.com/security/CVE-2022-24303No fix availablepython3-pil

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There are 2 CVEs with a CVSS score >= 9.0.

Release 7: Akraino CVE and KHV Vulnerability Exception Request

CVE-ID

CVSS

NVD

Fix/Notes

PACKAGES

CVE-2016-15859.8https://ubuntu.com/security/CVE-2016-1585No fix availableapparmor
CVE-2022-36499.8https://ubuntu.com/security/CVE-2022-3649No fix availablelinux-gcp


Lynis

Nexus URL(before after fix): 

　https://nexus.akraino.org/content/sites/logs/fujitsu/job/robot-family/R7/sses-lynis/PDH/lynis_PDH_before.log

　https://nexus.akraino.org/content/sites/logs/fujitsu/job/robot-family/R7/sses-lynis/Robot/lynis_Robot_before.log

　https://nexus.akraino.org/content/sites/logs/fujitsu/job/robot-family/R7/sses-lynis/cloud/lynis_before.log

Nexus URL(after fix): 

　https://nexus.akraino.org/content/sites/logs/fujitsu/job/robot-family/R72/sses-lynis/PDH/lynis_PDH_after.log

　https://nexus.akraino.org/content/sites/logs/fujitsu/job/robot-family/R7/sses-lynis/Robot/lynis_Robot_after.log

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The initial results compare with the Lynis Incubation: PASS/FAIL Criteria, v1.0 as follows.

PDF,IoT Gateway

The Lynis Program Update test MUST pass with no errors.

Code Block
2022-11-22 07:46:44 Test: Checking for program update...
2022-11-22 07:46:44 Current installed version  : 308
2022-11-22 07:46:45 Latest stable version      : 308
2022-11-22 07:46:45 No Lynis update available.

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Fix: Download and run the latest Lynis directly on SUT.

Steps To Implement Security Scan Requirements#InstallandExecute

The following list of tests MUST complete as passing

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PC/Server for robot control

The Lynis Program Update test MUST pass with no errors.

Code Block
2022-03-23 05:13:56 Test: Checking for program update...
2022-03-23 05:14:03 Current installed version : 308
2022-03-23 05:14:03 Latest stable version : 308
2022-03-23 05:14:03 No Lynis update available

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Fix: Download and run the latest Lynis directly on SUT.

Steps To Implement Security Scan Requirements#InstallandExecute

The following list of tests MUST complete as passing

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No.TestResultFix
1Test: Checking PASS_MAX_DAYS option in /etc/login.defsResult: password aging limits are not configured

Set PASS_MAX_DAYS 180 in /etc/login.defs

2Performing test ID AUTH-9328 (Default umask values)Test: Checking umask value in /etc/login.defs
Result: found umask 022, which could be improved


Set UMASK 027 in /etc/login.defs

3Performing test ID SSH-7440 (Check OpenSSH option: AllowUsers and AllowGroups)

Result: AllowUsers is not set
Result: AllowGroups is not set
Result: SSH has no specific user or group limitation. Most likely all valid users can SSH to this machine.
Hardening: assigned partial number of hardening points (0 of 1). Currently having 152 points (out of 223)
Security check: file is normal
Checking permissions of /home/ubuntu/lynis/include/tests_snmp
File permissions are OK

Configure AllowUsers, AllowGroups in /etc/ssh/sshd_config


4Test: checking for file /etc/network/if-up.d/ntpdateResult: file /etc/network/if-up.d/ntpdate does not exist
Result: Found a time syncing daemon/client.
Hardening: assigned maximum number of hardening points for this item (3). Currently having 161 points (out of 238)		OK
5Performing test ID KRNL-6000 (Check sysctl key pairs in scan profile) :  Following sub-tests requiredN/AN/A
5asysctl key fs.suid_dumpable contains equal expected and current value (0)sysctl key fs.suid_dumpable has a different value than expected in scan profile. Expected=0, Real=2
Hardening: assigned partial number of hardening points (0 of 1). Currently having 163 points (out of 253)

Set recommended value in /etc/sysctl.d/90-lynis-hardening.conf

echo 'fs.suid_dumpable=0' | sudo tee -a /etc/sysctl.d/90-lynis-hardening.conf
sudo /sbin/sysctl --system
sudo sysctl -a |grep suid

5bsysctl key kernel.dmesg_restrict contains equal expected and current value (1)Result: sysctl key kernel.dmesg_restrict has a different value than expected in scan profile. Expected=1, Real=0

Set recommended value in /etc/sysctl.d/90-lynis-hardening.conf

echo 'kernel.dmesg_restrict=1' | sudo tee -a /etc/sysctl.d/90-lynis-hardening.conf
sudo /sbin/sysctl --system
sudo sysctl -a |grep dmesg

5csysctl key net.ipv4.conf.default.accept_source_route contains equal expected and current value (0)Result: sysctl key net.ipv4.conf.default.accept_source_route has a different value than expected in scan profile. Expected=0, Real=1Set recommended value in /etc/sysctl.d/90-lynis-hardening.conf

echo 'net.ipv4.conf.default.accept_source_route=0' | sudo tee -a /etc/sysctl.d/90-lynis-hardening.conf
sudo /sbin/sysctl --system
sudo sysctl -a |grep ipv4.conf.default.accept_source_route
6Test: Check if one or more compilers can be found on the systemResult: found installed compiler. See top of logfile which compilers have been found or use /bin/grep to filter on 'compiler'
Hardening: assigned partial number of hardening points (1 of 3). Currently having 180 points (out of 286

Found known binary: as (compiler) - /usr/bin/as
Found known binary: cc (compiler) - /usr/bin/cc
Found known binary: g++ (compiler) - /usr/bin/g++
Found known binary: gcc (compiler) - /usr/bin/gcc

Uninstall gcc and remove /usr/bin/as, /usr/bin/cc


Cloud/Edge Cloud

The Lynis Program Update test MUST pass with no errors.

Code Block
2022-11-28 00:14:35 Test: Checking for program update...
2022-11-28 00:14:35 Current installed version  : 308
2022-11-28 00:14:35 Latest stable version      : 308
2022-11-28 00:14:35 No Lynis update available.

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Fix: Download and run the latest Lynis directly on SUT.

Steps To Implement Security Scan Requirements#InstallandExecute

The following list of tests MUST complete as passing

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