Microsoft SharePoint Server Remote Code Execution Vulnerability
Published 2023-05-09 18:15:13
Updated 2024-06-10 15:24:23
View at NVD,
Vulnerability category: Execute code

CVE-2023-24955 is in the CISA Known Exploited Vulnerabilities Catalog

This issue is known to have been leveraged as part of a ransomware campaign.
CISA vulnerability name:
Microsoft SharePoint Server Code Injection Vulnerability
CISA required action:
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
CISA description:
Microsoft SharePoint Server contains a code injection vulnerability that allows an authenticated attacker with Site Owner privileges to execute code remotely.
Added on 2024-03-26 Action due date 2024-04-16

Exploit prediction scoring system (EPSS) score for CVE-2023-24955

Probability of exploitation activity in the next 30 days EPSS Score History
~ 98 %
Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2023-24955

  • Sharepoint Dynamic Proxy Generator Unauth RCE
    Disclosure Date: 2023-05-01
    First seen: 2024-04-18
    This module exploits two vulnerabilities in Sharepoint 2019, an auth bypass CVE-2023-29357 which was patched in June of 2023 and CVE-2023-24955, an RCE which was patched in May of 2023. The auth bypass allows attackers to impersonate the Sharepoint Admin user. This vu

CVSS scores for CVE-2023-24955

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
Microsoft Corporation

CWE ids for CVE-2023-24955

  • The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
    Assigned by:
    • (Primary)
    • (Secondary)

References for CVE-2023-24955

Products affected by CVE-2023-24955

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