Remote code execution in Oracle WebLogic Server

Published: 2019-04-26 | Updated: 2019-06-11
Severity High
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2019-2725
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software Oracle WebLogic Server Subscribe
Vendor Oracle

Security Advisory

This security advisory describes one high risk vulnerability.

1) Insecure deserialization

Severity: High

CVSSv3: 9.1 [CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C] [PCI]

CVE-ID: CVE-2019-2725

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


The vulnerability allows a remote attacker to compromise vulnerable system.

The vulnerability exists due to insecure deserialization of untrusted data within the "wls9_async_response.war" and "wls-wsat.war" components. A remote non-authenticated attacker can send a specially crafted HTTP request to "/_async/*" and "/wls-wsat/*" URLs and execute arbitrary code on the target system.


Install patch from vendor's website.

Vulnerable software versions

Oracle WebLogic Server:,,,,,,,

CPE External links

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?

No. We are not aware of malware exploiting this vulnerability. However, a fully functional exploit for this vulnerability is available.