---
cve: "CVE-2018-4878"
severity: "HIGH"
cvss: 7.8
epss: "89.5%"
vendor: "n/a"
kev: true
exploited: true
published: "2018-02-06 21:29:00"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-13T18:00:59+02:00"
---

# CVE-2018-4878

> 7.8 HIGH · ⚠️ CISA KEV (1775 Tage) · 🔓 Exploited · 🧪 PoC

## Beschreibung

A use-after-free vulnerability was discovered in Adobe Flash Player before 28.0.0.161. This vulnerability occurs due to a dangling pointer in the Primetime SDK related to media player handling of listener objects. A successful attack can lead to arbitrary code execution. This was exploited in the wild in January and February 2018.

## CVSS-Vektor

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

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

## Exploit-Evidenz

- [EDB-44412 — Adobe Flash < 28.0.0.161 - Use-After-Free](https://www.exploit-db.com/exploits/44412)
- [EDB-44744 — Flash ActiveX 28.0.0.137 - Code Execution (1)](https://www.exploit-db.com/exploits/44744)
- [EDB-44745 — Flash ActiveX 28.0.0.137 - Code Execution (2)](https://www.exploit-db.com/exploits/44745)

## Referenzen

- <http://blog.talosintelligence.com/2018/02/group-123-goes-wild.html>
- <https://threatpost.com/adobe-flash-player-zero-day-spotted-in-the-wild/129742/>
- <https://helpx.adobe.com/security/products/flash-player/apsb18-03.html>
- <https://access.redhat.com/errata/RHSA-2018:0285>
- <http://www.securitytracker.com/id/1040318>
- <http://www.securityfocus.com/bid/102893>
- <https://www.fireeye.com/blog/threat-research/2018/02/attacks-leveraging-adobe-zero-day.html>
- <https://blog.morphisec.com/flash-exploit-cve-2018-4878-spotted-in-the-wild-massive-malspam-campaign>
- <https://www.darkreading.com/threat-intelligence/adobe-flash-vulnerability-reappears-in-malicious-word-files/d/d-id/1331139>
- <https://github.com/InQuest/malware-samples/tree/master/CVE-2018-4878-Adobe-Flash-DRM-UAF-0day>
- <https://www.trendmicro.com/vinfo/us/security/news/vulnerabilities-and-exploits/north-korean-hackers-allegedly-exploit-adobe-flash-player-vulnerability-cve-2018-4878-against-south-korean-targets>
- <https://github.com/vysec/CVE-2018-4878>
- <https://securingtomorrow.mcafee.com/mcafee-labs/hackers-bypassed-adobe-flash-protection-mechanism/>
- <https://www.exploit-db.com/exploits/44412/>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2018-4878) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_