Photon OS 2.0: Git PHSA-2021-2.0-0327 - Nessus
High Plugin ID: 147824This page contains detailed information about the Photon OS 2.0: Git PHSA-2021-2.0-0327 Nessus plugin including available exploits and PoCs found on GitHub, in Metasploit or Exploit-DB for verifying of this vulnerability.
Plugin Overview
ID: 147824
Name: Photon OS 2.0: Git PHSA-2021-2.0-0327
Filename: PhotonOS_PHSA-2021-2_0-0327_git.nasl
Vulnerability Published: 2021-03-09
This Plugin Published: 2021-03-16
Last Modification Time: 2021-08-30
Plugin Version: 1.4
Plugin Type: local
Plugin Family: PhotonOS Local Security Checks
Dependencies:
ssh_get_info.nasl
Required KB Items [?]: Host/local_checks_enabled, Host/PhotonOS/release, Host/PhotonOS/rpm-list
Vulnerability Information
Severity: High
Vulnerability Published: 2021-03-09
Patch Published: 2021-03-11
CVE [?]: CVE-2021-21300
CPE [?]: cpe:/o:vmware:photonos:2.0, p-cpe:/a:vmware:photonos:git
Synopsis
The remote PhotonOS host is missing multiple security updates.
Description
An update of the git package has been released.
Solution
Update the affected Linux packages.
Public Exploits
Target Network Port(s): N/A
Target Asset(s): N/A
Exploit Available: True (Metasploit Framework, GitHub)
Exploit Ease: Exploits are available
Here's the list of publicly known exploits and PoCs for verifying the Photon OS 2.0: Git PHSA-2021-2.0-0327 vulnerability:
- Metasploit: exploit/multi/http/git_lfs_clone_command_exec
[Git LFS Clone Command Exec] - GitHub: https://github.com/AlkenePan/CVE-2021-21300
[CVE-2021-21300] - GitHub: https://github.com/CppXL/CVE-2021-21300
[CVE-2021-21300] - GitHub: https://github.com/ETOCheney/cve-2021-21300
[CVE-2021-21300] - GitHub: https://github.com/Faisal78123/CVE-2021-21300
[CVE-2021-21300] - GitHub: https://github.com/Jiang59991/cve-2021-21300
[CVE-2021-21300] - GitHub: https://github.com/Jiang59991/cve-2021-21300-plus
[CVE-2021-21300] - GitHub: https://github.com/Kirill89/CVE-2021-21300
[CVE-2021-21300] - GitHub: https://github.com/Maskhe/CVE-2021-21300
[CVE-2021-21300] - GitHub: https://github.com/Mochican/CVE-2021-21300
[CVE-2021-21300] - GitHub: https://github.com/SexyBeast233/SecBooks
[CVE-2021-21300] - GitHub: https://github.com/bollwarm/SecToolSet
[CVE-2021-21300] - GitHub: https://github.com/danshuizhangyu/CVE-2021-21300
[CVE-2021-21300] - GitHub: https://github.com/erranfenech/CVE-2021-21300
[CVE-2021-21300] - GitHub: https://github.com/fengzhouc/CVE-2021-21300
[CVE-2021-21300] - GitHub: https://github.com/tao-sun2/CVE-2021-21300
[CVE-2021-21300] - GitHub: https://github.com/xiaofeihahah/CVE-2021-21300
[CVE-2021-21300] - GitHub: https://github.com/1uanWu/CVE-2021-21300
[CVE-2021-21300: Remote code exec for git]
Before running any exploit against any system, make sure you are authorized by the owner of the target system(s) to perform such activity. In any other case, this would be considered as an illegal activity.
WARNING: Beware of using unverified exploits from sources such as GitHub or Exploit-DB. These exploits and PoCs could contain malware. For more information, see how to use exploits safely.
Risk Information
CVSS Score Source [?]: CVE-2021-21300
CVSS V2 Vector: AV:N/AC:H/Au:N/C:P/I:P/A:P/E:F/RL:OF/RC:C
CVSS Base Score: | 5.1 (Medium) |
Impact Subscore: | 6.4 |
Exploitability Subscore: | 4.9 |
CVSS Temporal Score: | 4.2 (Medium) |
CVSS Environmental Score: | NA (None) |
Modified Impact Subscore: | NA |
Overall CVSS Score: | 4.2 (Medium) |
CVSS Base Score: | 7.5 (High) |
Impact Subscore: | 5.9 |
Exploitability Subscore: | 1.6 |
CVSS Temporal Score: | 7.0 (High) |
CVSS Environmental Score: | NA (None) |
Modified Impact Subscore: | NA |
Overall CVSS Score: | 7.0 (High) |
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Plugin Source
This is the PhotonOS_PHSA-2021-2_0-0327_git.nasl nessus plugin source code. This script is Copyright (C) 2021 and is owned by Tenable, Inc. or an Affiliate thereof.
##
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from VMware Security Advisory PHSA-2021-2.0-0327. The text
# itself is copyright (C) VMware, Inc.
##
include('compat.inc');
if (description)
{
script_id(147824);
script_version("1.4");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/08/30");
script_cve_id("CVE-2021-21300");
script_name(english:"Photon OS 2.0: Git PHSA-2021-2.0-0327");
script_set_attribute(attribute:"synopsis", value:
"The remote PhotonOS host is missing multiple security updates.");
script_set_attribute(attribute:"description", value:
"An update of the git package has been released.");
script_set_attribute(attribute:"see_also", value:"https://github.com/vmware/photon/wiki/Security-Updates-2-327.md");
script_set_attribute(attribute:"solution", value:
"Update the affected Linux packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:F/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:F/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-21300");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"metasploit_name", value:'Git LFS Clone Command Exec');
script_set_attribute(attribute:"exploit_framework_metasploit", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2021/03/09");
script_set_attribute(attribute:"patch_publication_date", value:"2021/03/11");
script_set_attribute(attribute:"plugin_publication_date", value:"2021/03/16");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:vmware:photonos:git");
script_set_attribute(attribute:"cpe", value:"cpe:/o:vmware:photonos:2.0");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"PhotonOS Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/PhotonOS/release", "Host/PhotonOS/rpm-list");
exit(0);
}
include('audit.inc');
include('global_settings.inc');
include('rpm.inc');
if (!get_kb_item('Host/local_checks_enabled')) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item('Host/PhotonOS/release');
if (isnull(release) || release !~ "^VMware Photon") audit(AUDIT_OS_NOT, 'PhotonOS');
if (release !~ "^VMware Photon (?:Linux|OS) 2\.0(\D|$)") audit(AUDIT_OS_NOT, 'PhotonOS 2.0');
if (!get_kb_item('Host/PhotonOS/rpm-list')) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item('Host/cpu');
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ('x86_64' >!< cpu && cpu !~ "^i[3-6]86$" && 'aarch64' >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, 'PhotonOS', cpu);
flag = 0;
if (rpm_check(release:'PhotonOS-2.0', cpu:'x86_64', reference:'git-2.23.3-2.ph2')) flag++;
if (rpm_check(release:'PhotonOS-2.0', cpu:'x86_64', reference:'git-lang-2.23.3-2.ph2')) flag++;
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_WARNING,
extra : rpm_report_get()
);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, 'git');
}
The latest version of this script can be found in these locations depending on your platform:
- Linux / Unix:
/opt/nessus/lib/nessus/plugins/PhotonOS_PHSA-2021-2_0-0327_git.nasl
- Windows:
C:\ProgramData\Tenable\Nessus\nessus\plugins\PhotonOS_PHSA-2021-2_0-0327_git.nasl
- Mac OS X:
/Library/Nessus/run/lib/nessus/plugins/PhotonOS_PHSA-2021-2_0-0327_git.nasl
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How to Run
Here is how to run the Photon OS 2.0: Git PHSA-2021-2.0-0327 as a standalone plugin via the Nessus web user interface (https://localhost:8834/):
- Click to start a New Scan.
- Select Advanced Scan.
- Navigate to the Plugins tab.
- On the top right corner click to Disable All plugins.
- On the left side table select PhotonOS Local Security Checks plugin family.
- On the right side table select Photon OS 2.0: Git PHSA-2021-2.0-0327 plugin ID 147824.
- Specify the target on the Settings tab and click to Save the scan.
- Run the scan.
Here are a few examples of how to run the plugin in the command line. Note that the examples below demonstrate the usage on the Linux / Unix platform.
Basic usage:
/opt/nessus/bin/nasl PhotonOS_PHSA-2021-2_0-0327_git.nasl -t <IP/HOST>
Run the plugin with audit trail message on the console:
/opt/nessus/bin/nasl -a PhotonOS_PHSA-2021-2_0-0327_git.nasl -t <IP/HOST>
Run the plugin with trace script execution written to the console (useful for debugging):
/opt/nessus/bin/nasl -T - PhotonOS_PHSA-2021-2_0-0327_git.nasl -t <IP/HOST>
Run the plugin with using a state file for the target and updating it (useful for running multiple plugins on the target):
/opt/nessus/bin/nasl -K /tmp/state PhotonOS_PHSA-2021-2_0-0327_git.nasl -t <IP/HOST>
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References
See also:
- https://www.tenable.com/plugins/nessus/147824
- https://github.com/vmware/photon/wiki/Security-Updates-2-327.md
- https://vulners.com/nessus/PHOTONOS_PHSA-2021-2_0-0327_GIT.NASL
- 148193 - Amazon Linux 2 : git (ALAS-2021-1621)
- 148131 - Amazon Linux AMI : git (ALAS-2021-1490)
- 149563 - EulerOS 2.0 SP8 : git (EulerOS-SA-2021-1870)
- 149540 - EulerOS 2.0 SP5 : git (EulerOS-SA-2021-1897)
- 150227 - EulerOS 2.0 SP9 : git (EulerOS-SA-2021-1923)
- 150179 - EulerOS 2.0 SP9 : git (EulerOS-SA-2021-1944)
- 151172 - EulerOS Virtualization for ARM 64 3.0.6.0 : git (EulerOS-SA-2021-1998)
- 151242 - EulerOS Virtualization 3.0.6.6 : git (EulerOS-SA-2021-2033)
- 156521 - EulerOS Virtualization 3.0.2.6 : git (EulerOS-SA-2021-2887)
- 147742 - Fedora 33 : git (2021-63fcbd126e)
- 147815 - Fedora 32 : git (2021-ffd0b2108d)
- 149221 - GLSA-202104-01 : Git: User-assisted execution of arbitrary code
- 152154 - openSUSE 15 Security Update : git (openSUSE-SU-2021:2555-1)
- 147799 - openSUSE Security Update : git (openSUSE-2021-405)
- 147825 - Photon OS 1.0: Git PHSA-2021-1.0-0369
- 147821 - Photon OS 3.0: Git PHSA-2021-3.0-0207
- 148030 - Photon OS 4.0: Git PHSA-2021-4.0-0004
- 147737 - Slackware 14.0 / 14.1 / 14.2 / current : git (SSA:2021-070-01)
- 147749 - Security Updates for Microsoft Visual Studio Products (March 2021)
- 147436 - SUSE SLES12 Security Update : git (SUSE-SU-2021:0756-1)
- 147564 - SUSE SLED15 / SLES15 Security Update : git (SUSE-SU-2021:0757-1)
- 152157 - SUSE SLED15 / SLES15 Security Update : git (SUSE-SU-2021:2555-1)
- 148010 - Ubuntu 16.04 LTS / 18.04 LTS / 20.04 LTS / 20.10 : Git vulnerability (USN-4761-1)
Version
This page has been produced using Nessus Professional 10.1.2 (#68) LINUX, Plugin set 202205072148.
Plugin file PhotonOS_PHSA-2021-2_0-0327_git.nasl version 1.4. For more plugins, visit the Nessus Plugin Library.
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