Here is a summary of CVE-2025-30392 (Azure AI bot Elevation of Privilege Vulnerability):
- Description: Improper authorization in the Azure Bot Framework SDK allows an unauthorized attacker to elevate privileges over a network. This is classified as an elevation of privilege vulnerability, where improper checks may allow an attacker to gain higher access than intended.
- Severity/Score:
- Maximum severity: Critical
- CVSS Score: 9.8 (Base) / 8.5 (Temporal)
- Attack vector: Network (remotely exploitable)
- Attack complexity: Low (no special conditions required)
- Privileges required: None (zero initial access needed)
- User interaction: None (does not require user involvement)
- Impact: High for confidentiality, integrity, and availability (full compromise possible)
- Exploitability:
- Exploit code maturity: Unproven (no public exploits at disclosure)
- Exploited: No
- Publicly disclosed: No
- Mitigation:
- This vulnerability has already been fully mitigated by Microsoft.
- There is no action required from Azure Bot Service users.
- The CVE is published for transparency.
- Weakness: CWE-285 (Improper Authorization)
- Official Microsoft advisory: MSRC CVE-2025-30392
- CVE.org entry: CVE-2025-30392
If you use Microsoft’s Azure Bot Service, no action is needed as Microsoft has already mitigated the vulnerability. No patch or manual steps are required. The CVE is issued mainly for transparency regarding cloud service security.
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Source: MSRC Security Update Guide - Microsoft Security Response Center
