---
cve: "CVE-2025-30392"
severity: "CRITICAL"
cvss: 9.8
epss: "1.1%"
vendor: "Microsoft"
kev: false
exploited: false
published: "2025-04-30 18:15:46"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-10-26T14:50:35+01:00"
---

# CVE-2025-30392

> 9.8 CRITICAL

## Beschreibung

Improper authorization in Azure Bot Framework SDK allows an unauthorized attacker to elevate privileges over a network.

## CNA-Record (Kanon, cvelistV5)

- CNA: **microsoft**
- State: PUBLISHED
- Stand: 2026-08-10 15:13:24
- CNA-CVSS: **9.8** (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C`)

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **yes**
  - Technical Impact: **total**

## CVSS-Vektor

```
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Hoch | bad |
| I Integrität | Hoch | bad |
| A Verfügbarkeit | Hoch | bad |

## Schwachstellen-Klasse

- **CWE-285** — Improper Authorization
  The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action.

## Angriffsmuster (CAPEC)

- [CAPEC-1 — Accessing Functionality Not Properly Constrained by ACLs](https://capec.mitre.org/data/definitions/1.html) _(Severity: High)_
- [CAPEC-13 — Subverting Environment Variable Values](https://capec.mitre.org/data/definitions/13.html) _(Severity: Very High)_
- [CAPEC-17 — Using Malicious Files](https://capec.mitre.org/data/definitions/17.html) _(Severity: Very High)_
- [CAPEC-39 — Manipulating Opaque Client-based Data Tokens](https://capec.mitre.org/data/definitions/39.html) _(Severity: Medium)_
- [CAPEC-45 — Buffer Overflow via Symbolic Links](https://capec.mitre.org/data/definitions/45.html) _(Severity: High)_
- [CAPEC-104 — Cross Zone Scripting](https://capec.mitre.org/data/definitions/104.html) _(Severity: High)_
- [CAPEC-127 — Directory Indexing](https://capec.mitre.org/data/definitions/127.html) _(Severity: Medium)_
- [CAPEC-402 — Bypassing ATA Password Security](https://capec.mitre.org/data/definitions/402.html)

## ATT&CK-Techniken

- [T1574.010 — Hijack Execution Flow: ServicesFile Permissions Weakness](https://attack.mitre.org/techniques/T1574/010/)
- [T1562.003 — Impair Defenses:Impair Command History Logging](https://attack.mitre.org/techniques/T1562/003/)
- [T1574.006 — Hijack Execution Flow:Dynamic Linker Hijacking](https://attack.mitre.org/techniques/T1574/006/)
- [T1574.007 — Hijack Execution Flow:Path Interception by PATH Environment ](https://attack.mitre.org/techniques/T1574/007/)
- [T1574.005 — Hijack Execution Flow: Executable Installer File Permissions](https://attack.mitre.org/techniques/T1574/005/)
- [T1083 — File and Directory Discovery](https://attack.mitre.org/techniques/T1083/)

## BSI-Hinweise (deutsch)

- [Microsoft Azure: Mehrere Schwachstellen](https://wid.cert-bund.de/portal/wid/sicherheitshinweis/WID-SEC-W-2025-0921) — _BSI-Einstufung: hoch_
  Ein Angreifer kann mehrere Schwachstellen in Microsoft Azure ausnutzen, um seine Privilegien zu erhöhen und beliebigen Code auszuführen.

## Referenzen

- <https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-30392>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2025-30392/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_