Multiple vulnerabilities in Microsoft Windows DNS Server



Risk Low
Patch available YES
Number of vulnerabilities 4
CVE-ID CVE-2023-35310
CVE-2023-35344
CVE-2023-35345
CVE-2023-35346
CWE-ID CWE-362
Exploitation vector Network
Public exploit N/A
Vulnerable software
 Windows Server
Operating systems & Components / Operating system

Vendor Microsoft

Security Bulletin

This security bulletin contains information about 4 vulnerabilities.

1) Race condition

EUVDB-ID: #VU78149

Risk: Low

CVSSv4.0: 4.8 [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]

CVE-ID: CVE-2023-35310

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

Exploit availability: No

Description

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

The vulnerability exists due to a race condition in the Windows DNS Server. A remote administrator can exploit the race and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows Server: 2008 - 2022 20H2

CPE2.3 External links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-35310


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Race condition

EUVDB-ID: #VU78152

Risk: Low

CVSSv4.0: 4.8 [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]

CVE-ID: CVE-2023-35344

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

Exploit availability: No

Description

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

The vulnerability exists due to a race condition in the Windows DNS Server. A remote administrator can exploit the race and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows Server: 2008 - 2022 20H2

CPE2.3 External links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-35344


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Race condition

EUVDB-ID: #VU78151

Risk: Low

CVSSv4.0: 4.8 [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]

CVE-ID: CVE-2023-35345

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

Exploit availability: No

Description

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

The vulnerability exists due to a race condition in the Windows DNS Server. A remote administrator can exploit the race and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows Server: 2008 - 2022 20H2

CPE2.3 External links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-35345


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Race condition

EUVDB-ID: #VU78150

Risk: Low

CVSSv4.0: 4.8 [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]

CVE-ID: CVE-2023-35346

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

Exploit availability: No

Description

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

The vulnerability exists due to a race condition in the Windows DNS Server. A remote administrator can exploit the race and execute arbitrary code on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Windows Server: 2008 - 2022 20H2

CPE2.3 External links

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-35346


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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