---
cve: "CVE-2026-76283"
severity: "HIGH"
cvss: 7.6
epss: "0.3%"
vendor: "Splunk"
kev: false
exploited: false
published: "2026-10-07 21:17:19"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-11-09T15:04:56+01:00"
---

# CVE-2026-76283

> 7.6 HIGH

## Beschreibung

As part of Cisco's ongoing commitment to proactive security and product quality, Cisco has conducted a comprehensive internal security review. This review resulted in a software hardening release that addresses multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76283 are related to protection mechanism failure and are grouped under the Common Weakness Enumeration (CWE) CWE-693.

## CNA-Record (Kanon, cvelistV5)

- CNA: **cisco**
- State: PUBLISHED
- Stand: 2026-10-16 17:55:31

## CISA-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **no**
  - Technical Impact: **partial**

## CVSS-Vektor

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

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

## Schwachstellen-Klasse

- **CWE-693** — Protection Mechanism Failure
  The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.

## Angriffsmuster (CAPEC)

- [CAPEC-1 — Accessing Functionality Not Properly Constrained by ACLs](https://capec.mitre.org/data/definitions/1.html) _(Severity: High)_
- [CAPEC-17 — Using Malicious Files](https://capec.mitre.org/data/definitions/17.html) _(Severity: Very High)_
- [CAPEC-20 — Encryption Brute Forcing](https://capec.mitre.org/data/definitions/20.html) _(Severity: Low)_
- [CAPEC-22 — Exploiting Trust in Client](https://capec.mitre.org/data/definitions/22.html) _(Severity: High)_
- [CAPEC-36 — Using Unpublished Interfaces or Functionality](https://capec.mitre.org/data/definitions/36.html) _(Severity: High)_
- [CAPEC-107 — Cross Site Tracing](https://capec.mitre.org/data/definitions/107.html) _(Severity: Very High)_
- [CAPEC-127 — Directory Indexing](https://capec.mitre.org/data/definitions/127.html) _(Severity: Medium)_
- [CAPEC-237 — Escaping a Sandbox by Calling Code in Another Language](https://capec.mitre.org/data/definitions/237.html) _(Severity: Very High)_

## ATT&CK-Techniken

- [T1574.010 — Hijack Execution Flow: ServicesFile Permissions Weakness](https://attack.mitre.org/techniques/T1574/010/)
- [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)

- [Splunk Enterprise: Mehrere Schwachstellen](https://wid.cert-bund.de/portal/wid/sicherheitshinweis/WID-SEC-W-2026-3799) — _BSI-Einstufung: hoch_
  Ein Angreifer kann mehrere Schwachstellen in Splunk Enterprise ausnutzen, um beliebigen Code auszuführen – einschließlich Betriebssystembefehle mit Root-Rechten –, erweiterte Rechte zu erlangen, Sicherheitsmaßnahmen zu umgehen, SQL-Injection durchzuführen sowie Daten zu manipulieren oder offenzulegen.

## Referenzen

- <https://advisory.splunk.com/advisories/SVD-2026-1002>
- <https://www.cve.org/Media/News/item/blog/2026/06/16/Preserving-Vulnerability-Level-Identification>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2026-76283/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_