Vulnerability identifier: #VU18431

Vulnerability risk: Low

CVSSv3.1: 2.4 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-0226

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Karaf
Server applications / Application servers

Vendor: Apache Foundation

Description

The vulnerability allows a remote attacker to overwrite arbitrary files on the system.

The vulnerability exists due to input validation error when processing directory traversal sequences within the Apache Karaf Config service that provides an install method via service or MBean. A remote authenticated attacker can use directory traversal characters to overwrite arbitrary files on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Karaf: 4.2.0 - 4.2.4, 2.3.0 - 2.3.12, 2.1.0, 2.0.0, 1.4.0, 1.3.0, 1.2.0, 1.1.0, 1.0.0 - 1.0.1, 4.1.0 - 4.1.7, 4.0.0 - 4.0.10, 3.0.0 - 3.0.9, 2.4.0 - 2.4.4

---

External links
http://lists.apache.org/thread.html/1baa6f1df0e95fb1cd679067117354af2ab4423277d9a0ff6e8bf790@%3Cdev.karaf.apache.org%3E

---

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.