CVE-2024-38183

Critical

Published: 17 September 2024

Published

17 September 2024

Modified

31 December 2024

KEV Added

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Patch

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CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Score 0.0397 88.6th percentile

Risk Priority 22 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2024-38183 is a critical-severity SSRF (CWE-918) vulnerability in Microsoft Groupme. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 11.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

An improper access control vulnerability in GroupMe allows an a unauthenticated attacker to elevate privileges over a network.

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

microsoft

groupme

all versions

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-918

Penetration testing attempts server-side requests to internal resources, identifying SSRF weaknesses for remediation.

addresses: CWE-918

Outbound connections to external resources can be monitored and limited at the boundary, reducing SSRF impact.

addresses: CWE-918

Validates server-side URLs and resource references to block SSRF attempts.

addresses: CWE-918

Detects server-side request forgery through monitoring of unexpected outbound connections.