SB2022080932 - Multiple vulnerabilities in Microsoft Windows Secure Socket Tunneling Protocol (SSTP)



SB2022080932 - Multiple vulnerabilities in Microsoft Windows Secure Socket Tunneling Protocol (SSTP)

Published: August 9, 2022

Security Bulletin ID SB2022080932
CSH Severity
High
Patch available
YES
Number of vulnerabilities 9
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 89% Medium 11%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 9 vulnerabilities.


1) Race condition (CVE-ID: CVE-2022-34702)

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to a race condition in the Windows Secure Socket Tunneling Protocol (SSTP). A remote attacker can exploit the race and execute arbitrary code on the target system.


2) Race condition (CVE-ID: CVE-2022-35753)

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to a race condition in the Windows Secure Socket Tunneling Protocol (SSTP). A remote attacker can exploit the race and execute arbitrary code on the target system.


3) Race condition (CVE-ID: CVE-2022-35752)

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to a race condition in the Windows Secure Socket Tunneling Protocol (SSTP). A remote attacker can exploit the race and execute arbitrary code on the target system.


4) Race condition (CVE-ID: CVE-2022-35745)

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to a race condition in the Windows Secure Socket Tunneling Protocol (SSTP). A remote attacker can exploit the race and execute arbitrary code on the target system.


5) Race condition (CVE-ID: CVE-2022-34714)

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to a race condition in the Windows Secure Socket Tunneling Protocol (SSTP). A remote attacker can exploit the race and execute arbitrary code on the target system.


6) Race condition (CVE-ID: CVE-2022-35794)

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to a race condition in the Windows Secure Socket Tunneling Protocol (SSTP). A remote attacker can exploit the race and execute arbitrary code on the target system.


7) Race condition (CVE-ID: CVE-2022-35767)

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to a race condition in the Windows Secure Socket Tunneling Protocol (SSTP). A remote attacker can exploit the race and execute arbitrary code on the target system.


8) Race condition (CVE-ID: CVE-2022-35766)

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber


The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to a race condition in the Windows Secure Socket Tunneling Protocol (SSTP). A remote attacker can exploit the race and execute arbitrary code on the target system.


9) Input validation error (CVE-ID: CVE-2022-34701)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the Windows Secure Socket Tunneling Protocol (SSTP). A remote user can pass specially crafted input to the application and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.