---
cve: "CVE-2019-17571"
severity: "CRITICAL"
cvss: 9.8
epss: "69.1%"
vendor: "Apache Software Foundation"
kev: false
exploited: false
published: "2019-12-20 17:15:11"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-19T23:09:58+02:00"
---

# CVE-2019-17571

> 9.8 CRITICAL

## Beschreibung

Included in Log4j 1.2 is a SocketServer class that is vulnerable to deserialization of untrusted data which can be exploited to remotely execute arbitrary code when combined with a deserialization gadget when listening to untrusted network traffic for log data. This affects Log4j versions up to 1.2 up to 1.2.17.

## CVSS-Vektor

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

| 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 |

## Patch verfügbar (OSV)

- 32f9cd7d5ce73cc0f29c7e66ce5adc0e6640d222 (Commit)

## Referenzen

- <https://lists.apache.org/thread.html/8ab32b4c9f1826f20add7c40be08909de9f58a89dc1de9c09953f5ac%40%3Cissues.activemq.apache.org%3E>
- <https://lists.apache.org/thread.html/44491fb9cc19acc901f7cff34acb7376619f15638439416e3e14761c%40%3Cdev.tika.apache.org%3E>
- <https://lists.apache.org/thread.html/277b4b5c2b0e06a825ccec565fa65bd671f35a4d58e3e2ec5d0618e1%40%3Cdev.tika.apache.org%3E>
- <https://lists.apache.org/thread.html/479471e6debd608c837b9815b76eab24676657d4444fcfd5ef96d6e6%40%3Cdev.tika.apache.org%3E>
- <https://lists.apache.org/thread.html/6114ce566200d76e3cc45c521a62c2c5a4eac15738248f58a99f622c%40%3Cissues.activemq.apache.org%3E>
- <https://lists.apache.org/thread.html/564f03b4e9511fcba29c68fc0299372dadbdb002718fa8edcc4325e4%40%3Cjira.kafka.apache.org%3E>
- <https://lists.apache.org/thread.html/r2756fd570b6709d55a61831ca028405bcb3e312175a60bc5d911c81f%40%3Cjira.kafka.apache.org%3E>
- <https://lists.apache.org/thread.html/752ec92cd1e334a639e79bfbd689a4ec2c6579ec5bb41b53ffdf358d%40%3Cdev.kafka.apache.org%3E>
- <https://lists.apache.org/thread.html/r189aaeaad897f7d6b96f7c43a8ef2dfb9f6e9f8c1cc9ad182ce9b9ae%40%3Cjira.kafka.apache.org%3E>
- <https://lists.apache.org/thread.html/r3c575cabc7386e646fb12cb82b0b38ae5a6ade8a800f827107824495%40%3Cjira.kafka.apache.org%3E>
- <https://lists.apache.org/thread.html/rf2567488cfc9212b42e34c6393cfa1c14e30e4838b98dda84d71041f%40%3Cdev.tika.apache.org%3E>
- <https://lists.apache.org/thread.html/r8a1cfd4705258c106e488091fcec85f194c82f2bbde6bd151e201870%40%3Cjira.kafka.apache.org%3E>
- <https://lists.apache.org/thread.html/r944183c871594fe9a555b8519a7c945bbcf6714d72461aa6c929028f%40%3Cissues.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/rbdf18e39428b5c80fc35113470198b1fe53b287a76a46b0f8780b5fd%40%3Cdev.zookeeper.apache.org%3E>
- <https://lists.apache.org/thread.html/r05755112a8c164abc1004bb44f198b1e3d8ca3d546a8f13ebd3aa05f%40%3Cissues.zookeeper.apache.org%3E>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2019-17571) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_