cbcvebase.
CVE-2022-30157
published 2022-06-15

CVE-2022-30157: Microsoft SharePoint Server Remote Code Execution Vulnerability

PriorityP261high8.8CVSS 3.1
AVNACLPRLUINSUCHIHAH
EPSS
7.37%
93.7th percentile
Microsoft SharePoint Server Remote Code Execution Vulnerability

Affected

11 ranges
VendorProductVersion rangeFixed in
microsoftmicrosoft_sharepoint_enterprise_server_2013_service_pack_1>= 15.0.0 < 15.0.5459.100115.0.5459.1001
microsoftmicrosoft_sharepoint_enterprise_server_2016>= 16.0.0 < 16.0.5332.100116.0.5332.1001
microsoftmicrosoft_sharepoint_server_2019>= 16.0.0 < 16.0.10387.2000816.0.10387.20008
microsoftmicrosoft_sharepoint_server_subscription_edition>= 16.0.0 < 16.0.14931.2041816.0.14931.20418
microsoftsharepoint_server
microsoftsharepoint_server
microsoftsharepoint_server
msrcmicrosoft_sharepoint_enterprise_server_2013_service_pack_1
msrcmicrosoft_sharepoint_enterprise_server_2016
msrcmicrosoft_sharepoint_server_2019
msrcmicrosoft_sharepoint_server_subscription_edition

Detection & IOCsextracted from sources · hover to see the quote

  • Attacker must be authenticated with page-creation privileges to exploit; monitor for low-privileged authenticated users creating new SharePoint pages/sites with unusual or embedded code content.
  • Exploitation vector is network-based and involves creating a site with specific crafted code on a vulnerable SharePoint server; monitor SharePoint site/page creation events for anomalous code patterns.
  • ·Exploitation is assessed as 'Less Likely' for both latest and older software releases, and has not been publicly disclosed or observed in the wild at time of advisory publication.
  • ·Customer action (patching) is required; multiple patch packages are available via Microsoft Download Center for affected SharePoint Server versions.

CVSS provenance

nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.06.5MEDIUMAV:N/AC:L/Au:S/C:P/I:P/A:P
vendor_msrc8.8HIGH
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