CVE-2023-21744
published 2023-01-10CVE-2023-21744: Microsoft SharePoint Server Remote Code Execution Vulnerability
PriorityP357high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
EPSS
2.84%
85.1th percentile
Microsoft SharePoint Server Remote Code Execution Vulnerability
Affected
14 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| microsoft | microsoft_sharepoint_enterprise_server_2013_service_pack_1 | >= 15.0.0 < 15.0.5519.1000 | 15.0.5519.1000 |
| microsoft | microsoft_sharepoint_enterprise_server_2016 | >= 16.0.0 < 16.0.5378.1000 | 16.0.5378.1000 |
| microsoft | microsoft_sharepoint_foundation_2013_service_pack_1 | >= 15.0.0 < 15.0.5519.1000 | 15.0.5519.1000 |
| microsoft | microsoft_sharepoint_server_2019 | >= 16.0.0 < 16.0.10394.20021 | 16.0.10394.20021 |
| microsoft | microsoft_sharepoint_server_subscription_edition | >= 16.0.0 < 16.0.15601.20418 | 16.0.15601.20418 |
| microsoft | sharepoint_foundation | — | — |
| microsoft | sharepoint_server | — | — |
| microsoft | sharepoint_server | — | — |
| microsoft | sharepoint_server | — | — |
| msrc | microsoft_sharepoint_enterprise_server_2013_service_pack_1 | — | — |
| msrc | microsoft_sharepoint_enterprise_server_2016 | — | — |
| msrc | microsoft_sharepoint_foundation_2013_service_pack_1 | — | — |
| msrc | microsoft_sharepoint_server_2019 | — | — |
| msrc | microsoft_sharepoint_server_subscription_edition | — | — |
Detection & IOCsextracted from sources · hover to see the quote
- →Attacker must be authenticated with page-creation privileges on a vulnerable SharePoint server to exploit this RCE vulnerability ↗
- →Exploitation vector is network-based; attacker creates a specially crafted site/page on the SharePoint server to trigger remote code execution ↗
- ·For SharePoint Enterprise Server 2013 SP1, only one update is needed — the Cumulative Update for SharePoint Server 2013 includes the Foundation Server 2013 update; do not double-apply ↗
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
vendor_msrc8.8HIGH
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GHSA
GHSA-gc85-qj5q-4vmv: Microsoft SharePoint Server Remote Code Execution Vulnerability
ghsa_unreviewed·2023-01-11·CVSS 8.8
CVE-2023-21744 [HIGH] GHSA-gc85-qj5q-4vmv: Microsoft SharePoint Server Remote Code Execution Vulnerability
Microsoft SharePoint Server Remote Code Execution Vulnerability. This CVE ID is unique from CVE-2023-21742.
GHSA
GHSA-rmqv-47pf-3wr7: Microsoft SharePoint Server Remote Code Execution Vulnerability
ghsa_unreviewed·2023-01-11·CVSS 8.8
CVE-2023-21742 [HIGH] GHSA-rmqv-47pf-3wr7: Microsoft SharePoint Server Remote Code Execution Vulnerability
Microsoft SharePoint Server Remote Code Execution Vulnerability. This CVE ID is unique from CVE-2023-21744.
Microsoft
Microsoft SharePoint Server Remote Code Execution Vulnerability
vendor_msrc·2023-01-10·CVSS 8.8
CVE-2023-21744 [HIGH] CWE-502 Microsoft SharePoint Server Remote Code Execution Vulnerability
Microsoft SharePoint Server Remote Code Execution Vulnerability
FAQ: According to the CVSS metric, privileges required is low (PR:L). What does that mean for this vulnerability?
The attacker must be authenticated and possess the permissions for page creation to be able to exploit this vulnerability.
FAQ: How could an attacker exploit this vulnerability?
In a network-based attack an attacker would need to have the privileges to create a page on a vulnerable SharePoint server. By creating a site using specific code, the attacker could execute code remotely on the target server.
FAQ: I am running SharePoint Enterprise Server 2013 Service Pack 1. Do I need to install both updates that are listed for SharePoint Enterprise Server 2013 Service Pack 1?
No. The Cumulative update for SharePoint S
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
2023-01-10
Published