SB2023041172 - Multiple vulnerabilities in Microsoft Windows DNS Server
Published: April 11, 2023
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 9 vulnerabilities.
1) Input validation error (CVE-ID: CVE-2023-28254)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to execute arbitrary code on the system.
The vulnerability exists due to insufficient validation of user-supplied input in Windows DNS Server. A remote administrator can pass specially crafted input to the application and execute arbitrary code on the target system.
2) Race condition (CVE-ID: CVE-2023-28305)
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:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to execute arbitrary code on the system.
The vulnerability exists due to a race condition in Windows DNS Server. A remote administrator can exploit the race and execute arbitrary code on the target system.
3) Race condition (CVE-ID: CVE-2023-28308)
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:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to execute arbitrary code on the system.
The vulnerability exists due to a race condition in Windows DNS Server. A remote administrator can exploit the race and execute arbitrary code on the target system.
4) Race condition (CVE-ID: CVE-2023-28307)
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:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to execute arbitrary code on the system.
The vulnerability exists due to a race condition in Windows DNS Server. A remote administrator can exploit the race and execute arbitrary code on the target system.
5) Race condition (CVE-ID: CVE-2023-28306)
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:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to execute arbitrary code on the system.
The vulnerability exists due to a race condition in Windows DNS Server. A remote administrator can exploit the race and execute arbitrary code on the target system.
6) Race condition (CVE-ID: CVE-2023-28256)
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:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to execute arbitrary code on the system.
The vulnerability exists due to a race condition in Windows DNS Server. A remote administrator can exploit the race and execute arbitrary code on the target system.
7) Race condition (CVE-ID: CVE-2023-28278)
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:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to execute arbitrary code on the system.
The vulnerability exists due to a race condition in Windows DNS Server. A remote administrator can exploit the race and execute arbitrary code on the target system.
8) Race condition (CVE-ID: CVE-2023-28255)
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:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to execute arbitrary code on the system.
The vulnerability exists due to a race condition in Windows DNS Server. A remote administrator can exploit the race and execute arbitrary code on the target system.
9) Information disclosure (CVE-ID: CVE-2023-28277)
CWE-ID: CWE-200 - Exposure of sensitive information to an unauthorized actor
CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
The vulnerability allows a remote user to gain access to potentially sensitive information.
The vulnerability exists due to excessive data output by the application in Windows DNS Server. A remote administrator can gain unauthorized access to sensitive information on the system.
Remediation
Install update from vendor's website.
References
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-28254
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-28305
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-28308
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-28307
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-28306
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-28256
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-28278
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-28255
- https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2023-28277