Remote code execution in Oracle WebLogic Server

Published: 2019-06-20 | Updated: 2019-06-20
Severity Critical
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2019-2729
CWE ID CWE-502
Exploitation vector Network
Public exploit This vulnerability is being exploited in the wild.
Vulnerable software Oracle WebLogic Server Subscribe
Vendor Oracle

Security Advisory

This security advisory describes one critical risk vulnerability.

1) Deserialization of Untrusted Data

Severity: Critical

CVSSv3: 9.4 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-2729

CWE-ID: CWE-502 - Deserialization of Untrusted Data

Description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to insecure input validation when processing serialized data within XMLDecoder class. A remote non-authenticated attacker can pass specially crafted data to the application and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Note: this vulnerability is being actively exploited in the wild.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Oracle WebLogic Server: 10.3.6.0.0, 12.1.2.0, 12.1.3.0.0, 12.2.1.0, 12.2.1.1, 12.2.1.2, 12.2.1.2.0, 12.2.1.3.0

CPE External links

http://www.oracle.com/technetwork/security-advisory/alert-cve-2019-2729-5570780.html

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

Yes. This vulnerability is being exploited in the wild.