6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
9.6 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
0.009 Low
EPSS
Percentile
82.4%
The version of Microsoft Edge installed on the remote Windows host is prior to 88.0.705.62. It is, therefore, affected by multiple vulnerabilities as referenced in the February 4, 2021 advisory.
Use after free in Payments in Google Chrome on Mac prior to 88.0.4324.146 allowed a remote attacker to potentially perform a sandbox escape via a crafted HTML page. (CVE-2021-21142)
Heap buffer overflow in Extensions in Google Chrome prior to 88.0.4324.146 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (CVE-2021-21143)
Heap buffer overflow in Tab Groups in Google Chrome prior to 88.0.4324.146 allowed an attacker who convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted Chrome Extension. (CVE-2021-21144)
Use after free in Fonts in Google Chrome prior to 88.0.4324.146 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (CVE-2021-21145)
Use after free in Navigation in Google Chrome prior to 88.0.4324.146 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
(CVE-2021-21146)
Inappropriate implementation in Skia in Google Chrome prior to 88.0.4324.146 allowed a local attacker to spoof the contents of the Omnibox (URL bar) via a crafted HTML page. (CVE-2021-21147)
Note that Nessus has not tested for this issue but has instead relied only on the applicationβs self-reported version number.
##
# (C) Tenable Network Security, Inc.
##
include('compat.inc');
if (description)
{
script_id(146207);
script_version("1.6");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/02/12");
script_cve_id(
"CVE-2021-21142",
"CVE-2021-21143",
"CVE-2021-21144",
"CVE-2021-21145",
"CVE-2021-21146",
"CVE-2021-21147",
"CVE-2021-24113"
);
script_name(english:"Microsoft Edge (Chromium) < 88.0.705.62 Multiple Vulnerabilities");
script_set_attribute(attribute:"synopsis", value:
"The remote host has an web browser installed that is affected by multiple vulnerabilities.");
script_set_attribute(attribute:"description", value:
"The version of Microsoft Edge installed on the remote Windows host is prior to 88.0.705.62. It is, therefore, affected
by multiple vulnerabilities as referenced in the February 4, 2021 advisory.
- Use after free in Payments in Google Chrome on Mac prior to 88.0.4324.146 allowed a remote attacker to
potentially perform a sandbox escape via a crafted HTML page. (CVE-2021-21142)
- Heap buffer overflow in Extensions in Google Chrome prior to 88.0.4324.146 allowed an attacker who
convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted
Chrome Extension. (CVE-2021-21143)
- Heap buffer overflow in Tab Groups in Google Chrome prior to 88.0.4324.146 allowed an attacker who
convinced a user to install a malicious extension to potentially exploit heap corruption via a crafted
Chrome Extension. (CVE-2021-21144)
- Use after free in Fonts in Google Chrome prior to 88.0.4324.146 allowed a remote attacker to potentially
exploit heap corruption via a crafted HTML page. (CVE-2021-21145)
- Use after free in Navigation in Google Chrome prior to 88.0.4324.146 allowed a remote attacker who had
compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
(CVE-2021-21146)
- Inappropriate implementation in Skia in Google Chrome prior to 88.0.4324.146 allowed a local attacker to
spoof the contents of the Omnibox (URL bar) via a crafted HTML page. (CVE-2021-21147)
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
# https://docs.microsoft.com/en-us/DeployEdge/microsoft-edge-relnotes-security#february-4-2021
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?f6e795b0");
script_set_attribute(attribute:"see_also", value:"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21142");
script_set_attribute(attribute:"see_also", value:"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21143");
script_set_attribute(attribute:"see_also", value:"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21144");
script_set_attribute(attribute:"see_also", value:"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21145");
script_set_attribute(attribute:"see_also", value:"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21146");
script_set_attribute(attribute:"see_also", value:"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21147");
script_set_attribute(attribute:"see_also", value:"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-24113");
script_set_attribute(attribute:"solution", value:
"Upgrade to Microsoft Edge version 88.0.705.62 or later.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2021-21146");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"vuln_publication_date", value:"2021/02/02");
script_set_attribute(attribute:"patch_publication_date", value:"2021/02/04");
script_set_attribute(attribute:"plugin_publication_date", value:"2021/02/10");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:edge");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Windows");
script_copyright(english:"This script is Copyright (C) 2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("microsoft_edge_chromium_installed.nbin");
script_require_keys("installed_sw/Microsoft Edge (Chromium)", "SMB/Registry/Enumerated");
exit(0);
}
include('vcf.inc');
get_kb_item_or_exit('SMB/Registry/Enumerated');
app_info = vcf::get_app_info(app:'Microsoft Edge (Chromium)', win_local:TRUE);
constraints = [
{ 'fixed_version' : '88.0.705.62' }
];
vcf::check_version_and_report(app_info:app_info, constraints:constraints, severity:SECURITY_WARNING);
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21142
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21143
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21144
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21145
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21146
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21147
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-24113
www.nessus.org/u?f6e795b0
msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21142
msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21143
msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21144
msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21145
msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21146
msrc.microsoft.com/update-guide/vulnerability/CVE-2021-21147
msrc.microsoft.com/update-guide/vulnerability/CVE-2021-24113
6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
9.6 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
0.009 Low
EPSS
Percentile
82.4%