Oracle WebLogic Server Deserialization RCE (CVE-2019-2729)

critical Nessus Plugin ID 126262

Synopsis

The remote Oracle WebLogic server is affected by a remote code execution vulnerability.

Description

The Oracle WebLogic server is affected by a remote code execution vulnerability in wls9_async_response.war and wls-wsat.war packages due to unsafe deserialization of Java objects. A remote unauthenticated attacker can exploit the issue by sending a custom Java serialized object via HTTP request to execute arbitrary Java code in the context of the web server.

Note: This plugin is only effective against Weblogic Server 10.3.6

Solution

Apply the appropriate patch according to the Oracle Security Alert Advisory - CVE-2019-2729.

See Also

http://www.nessus.org/u?a4ddcf99

http://www.nessus.org/u?7d136268

Plugin Details

Severity: Critical

ID: 126262

File Name: weblogic_cve_2019_2729.nasl

Version: 1.10

Type: remote

Family: Web Servers

Published: 6/27/2019

Updated: 12/5/2022

Configuration: Enable thorough checks

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.2

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2019-2729

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 9.1

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:F/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:oracle:weblogic_server, cpe:/a:oracle:fusion_middleware

Required KB Items: www/weblogic

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 6/18/2019

Vulnerability Publication Date: 6/5/2019

Exploitable With

Elliot (Oracle WebLogic Server Web Services RCE)

Reference Information

CVE: CVE-2019-2729

BID: 108822