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March 17, 2023Severity High Analysis Summary Chaos is a customizable ransomware builder that emerged on June 9 2021 (in underground forums) by falsely marketing itself as the .NET […]March 17, 2023Severity High Analysis Summary CVE-2023-26361 CVSS:4.9 Adobe ColdFusion could allow a remote authenticated attacker to traverse directories on the system. An attacker could send a specially […]March 17, 2023Severity Medium Analysis Summary Ursnif banking trojan also known as Gozi and Dreambot has been around for more than 10 years. It gained popularity in 2015 […]Threat Insights
Before Rewterz got its start, the market was in dire need of a specialized and dedicated information security company. It was nearly impossible for businesses to find a trustworthy provider that could truly cover all of their bases. We wanted to meet this need, giving companies across the globe a chance to get ahead while knowing that their data is in good hands.
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Platform
Managed Security Services
Managed Penetration Testing
Rewterz penetration testing services help organizations determine if a cyber attacker can gain access to their critical assets while giving them detailed insights of the overall business impact of a cyber attack.
Resources
March 17, 2023Severity High Analysis Summary Chaos is a customizable ransomware builder that emerged on June 9 2021 (in underground forums) by falsely marketing itself as the .NET […]March 17, 2023Severity High Analysis Summary CVE-2023-26361 CVSS:4.9 Adobe ColdFusion could allow a remote authenticated attacker to traverse directories on the system. An attacker could send a specially […]March 17, 2023Severity Medium Analysis Summary Ursnif banking trojan also known as Gozi and Dreambot has been around for more than 10 years. It gained popularity in 2015 […]Threat Insights
Before Rewterz got its start, the market was in dire need of a specialized and dedicated information security company. It was nearly impossible for businesses to find a trustworthy provider that could truly cover all of their bases. We wanted to meet this need, giving companies across the globe a chance to get ahead while knowing that their data is in good hands.
Connect with Us
Rewterz Threat Advisory – Multiple Fortinet FortiNAC Vulnerabilities
February 20, 2023Rewterz Threat Advisory – Multiple Microsoft Windows Vulnerabilities
February 20, 2023
Severity
High
Analysis Summary
CVE-2023-21797 CVSS:8.8
Microsoft Windows could allow a remote attacker to execute arbitrary code on the system, caused by a flaw in the ODBC Driver. By persuading a victim to open specially-crafted content, an attacker could exploit this vulnerability to execute arbitrary code on the client.
CVE-2023-21798 CVSS:8.8
Microsoft Windows could allow a remote attacker to execute arbitrary code on the system, caused by a flaw in the ODBC Driver. By persuading a victim to open specially-crafted content, an attacker could exploit this vulnerability to execute arbitrary code on the client.
CVE-2023-21799 CVSS:8.8
Microsoft Windows could allow a remote attacker to execute arbitrary code on the system, caused by a flaw in the WDAC OLE DB provider for SQL Server. By persuading a victim to open specially-crafted content, an attacker could exploit this vulnerability to execute arbitrary code on the client.
CVE-2023-21800 CVSS:7.8
Microsoft Windows could allow a local authenticated attacker to gain elevated privileges on the system, caused by a flaw in the Installer component. By executing a specially-crafted program, an authenticated attacker could exploit this vulnerability to gain SYSTEM privileges.
CVE-2023-21801 CVSS:7.8
Microsoft Windows could allow a local authenticated attacker to execute arbitrary code on the system, caused by a flaw in the PostScript Printer Driver. By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVE-2023-21802 CVSS:7.8
Microsoft Windows could allow a remote attacker to execute arbitrary code on the system, caused by a flaw in the Media component. By persuading a victim to open a specially-crafted content, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVE-2023-21803 CVSS:9.8
Microsoft Windows could allow a remote attacker to execute arbitrary code on the system, caused by a flaw in the iSCSI Discovery Service. By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVE-2023-21804 CVSS:7.8
Microsoft Windows could allow a local authenticated attacker to gain elevated privileges on the system, caused by a flaw in the Graphics Component. By executing a specially-crafted program, an authenticated attacker could exploit this vulnerability to gain SYSTEM privileges.
CVE-2023-21805 CVSS:7.8
Microsoft Windows could allow a remote attacker to execute arbitrary code on the system, caused by a flaw in the MSHTML Platform component. By persuading a victim to open specially-crafted content, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVE-2023-21817 CVSS:7.8
Microsoft Windows could allow a local authenticated attacker to gain elevated privileges on the system, caused by a flaw in the Kerberos. By executing a specially-crafted program, an authenticated attacker could exploit this vulnerability to gain SYSTEM privileges.
CVE-2023-21820 CVSS:7.4
Microsoft Windows could allow a remote authenticated attacker within the local network to execute arbitrary code on the system, caused by a flaw in the Distributed File System (DFS). By sending a specially-crafted request, an attacker could exploit this vulnerability to execute arbitrary code on the system.
CVE-2023-21799 CVSS:8.8
Microsoft Windows could allow a remote attacker to execute arbitrary code on the system, caused by a flaw in the WDAC OLE DB provider for SQL Server. By persuading a victim to open specially-crafted content, an attacker could exploit this vulnerability to execute arbitrary code on the client.
CVE-2023-21822 CVSS:7.8
Microsoft Windows could allow a local authenticated attacker to gain elevated privileges on the system, caused by a flaw in the Graphics Component. By executing a specially-crafted program, an authenticated attacker could exploit this vulnerability to gain SYSTEM privileges.
Impact
- Code Execution
- Privilege Escalation
- Information Disclosure
- Denial of Service
Indicators Of Compromise
CVE
- CVE-2023-21797
- CVE-2023-21798
- CVE-2023-21799
- CVE-2023-21800
- CVE-2023-21801
- CVE-2023-21802
- CVE-2023-21803
- CVE-2023-21804
- CVE-2023-21805
- CVE-2023-21817
- CVE-2023-21820
- CVE-2023-21822
Affected Vendors
Microsoft
Affected Products
- Microsoft Windows Server 2012
- Microsoft Windows Server 2012 R2
- Microsoft Windows 10 x32
- Microsoft Windows 10 x64
- Microsoft Windows Server 2016
- Microsoft Windows Server 2019
- Microsoft Windows 10 1809 for x64-based Systems
- Microsoft Windows 10 1809 for ARM64-based Systems
- Microsoft Windows 10 1809 for 32-bit Systems
- Microsoft Windows 10 20H2 for 32-bit Systems
- Microsoft Windows 10 20H2 for ARM64-based Systems
- Microsoft Windows 10 20H2 for x64-based Systems
- Microsoft Windows Server (Server Core installation) 2019
- Microsoft Windows Server (Server Core installation) 2016
- Microsoft Windows Server (Server Core installation) 2012 R2
- Microsoft Windows Server (Server Core installation) 2012
- Microsoft Windows Server for X64-based systems 2008 R2 SP1
- Microsoft Windows Server for X64-based systems (Server Core installation) 2008 SP2
- Microsoft Windows Server for 32-bit systems 2008 SP2
- Microsoft Windows Server for 32-bit systems (Server Core installation) 2008 SP2
- Microsoft Windows Server for X64-based systems (Server Core installation) 2008 R2 SP1
- Microsoft Windows 11 21H2 for x64-based Systems
- Microsoft Windows 11 21H2 for ARM64-based Systems
- Microsoft Windows 10 22H2 for 32-bit Systems
- Microsoft Windows 10 22H2 for x64-based Systems
- Microsoft Windows Server for 32-bit systems 2008 SP2 Microsoft Windows Server for X64-based systems (Server Core installation) 2008 R2 SP1
- Microsoft Windows 11 22H2 for x64-based Systems
- Microsoft Windows 11 22H2 for ARM64-based Systems
- Microsoft Windows Server for X64-based systems 2008 R2 SP1 Microsoft Windows Server for 32-bit systems (Server Core installation) 2008 SP2
- Microsoft Windows 11 x64 Microsoft Windows 11 ARM64
Remediation
Use Microsoft Automatic Update to apply the appropriate patch for your system, or the Microsoft Security Update Guide to search for available patches.