CVE-2023-24955

unknown KEV

Published 2024-03-26 · Modified 2024-03-26

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

2.5

Description

Microsoft SharePoint Server contains a code injection vulnerability that allows an authenticated attacker with Site Owner privileges to execute code remotely.

CISA KEV

Vendor: Microsoft
Product: SharePoint Server
Due date: 2024-04-16

Predictions

Exploit likelihood

99%

Patch ETA

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Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Metasploit modules

exploit_windows/http/sharepoint_dynamic_proxy_generator_auth_bypass_rce rank 600

Sharepoint Dynamic Proxy Generator Unauth RCE

Source code queued for fetch — refresh in a moment.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-24955; https://nvd.nist.gov/vuln/detail/CVE-2023-24955

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.