Multiple vulnerabilities in Microsoft SharePoint Server
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 2 |
| CVE-ID | CVE-2022-44690 CVE-2022-44693 |
| CWE-ID | CWE-20 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software |
Microsoft SharePoint Server Subscription Edition Server applications / Application servers Microsoft SharePoint Foundation Server applications / Application servers Microsoft SharePoint Enterprise Server Server applications / Application servers |
| Vendor | Microsoft |
Security Bulletin
This security bulletin contains information about 2 vulnerabilities.
1) Input validation error
EUVDB-ID: #VU70218
Risk: Medium
CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2022-44690
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the system.
The vulnerability exists due to insufficient validation of user-supplied input in the Microsoft SharePoint Server. A remote user can pass specially crafted input to the application and execute arbitrary code on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMicrosoft SharePoint Server Subscription Edition: All versions
Microsoft SharePoint Foundation: 2013 Service Pack 1
Microsoft SharePoint Enterprise Server: 2013 Service Pack 1 - 2016
CPE2.3- cpe:2.3:a:microsoft:microsoft_sharepoint_server_subscription_edition:*:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:microsoft_sharepoint_foundation:2013 Service Pack 1:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:microsoft_sharepoint_enterprise_server:2013:Service Pack 1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:microsoft_sharepoint_enterprise_server:2016:*:*:*:*:*:*:*
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2022-44690
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
2) Input validation error
EUVDB-ID: #VU70219
Risk: Medium
CVSSv4.0: 6.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]
CVE-ID: CVE-2022-44693
CWE-ID:
CWE-20 - Improper input validation
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to execute arbitrary code on the system.
The vulnerability exists due to insufficient validation of user-supplied input in the Microsoft SharePoint Server. A remote user can pass specially crafted input to the application and execute arbitrary code on the target system.
MitigationInstall updates from vendor's website.
Vulnerable software versionsMicrosoft SharePoint Server Subscription Edition: All versions
Microsoft SharePoint Foundation: 2013 Service Pack 1
Microsoft SharePoint Enterprise Server: 2013 Service Pack 1 - 2016
CPE2.3- cpe:2.3:a:microsoft:microsoft_sharepoint_server_subscription_edition:*:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:microsoft_sharepoint_foundation:2013 Service Pack 1:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:microsoft_sharepoint_enterprise_server:2013:Service Pack 1:*:*:*:*:*:*
- cpe:2.3:a:microsoft:microsoft_sharepoint_enterprise_server:2016:*:*:*:*:*:*:*
https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2022-44693
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
